PURITY - 1761 ads

Friday, May 22, 2020

Quantity : 200,000 pc - Price : USD 150- 600

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Friday, April 10, 2020

HAWACH extraction thimbles are known for their purity and consistent high quality. We provide a variety of high performing extraction thimbles in various dimensions as well as wall thicknesses. HAWACH offers an extensive range of sizes. The all-in-one design provides excellent mechanical...

Friday, April 10, 2020

Still looking for a measuring unit that is simple to use, comfortable to operate and more importantly offering consistently reliable measuring results? Here is the answer HAWACH bottle-top dispenser. About HAWACH HAWACH was registered in the US, Germany, and China. The company's main...

Thursday, April 09, 2020

Advantages of HAWACH Flash Column 1.Impurity dissolution rate: the materials are all medical-grade PP and PE, which have strong corrosion resistance and low impurity content. There is low probability of impurity dissolution. 2.Diversity of options: a large number of series/types,...

Thursday, April 09, 2020

Application of Membrane Filter The use of the filter membrane does not require special chemical treatment of flocculation, nor does it require evaporation separation, only need the pressure to separate solid from liquid, which is a major feature of filter membrane treatment. Filter...

Wednesday, April 08, 2020

Importance of Proper Models of HPLC Column In practical application, proper models of the HPLC column have a great influence on the performance or operation of the HPLC column. Improper models could greatly reduce the filtration effect. The HPLC column of high purity silica gel matrix...

Tuesday, March 31, 2020

Quantity : 10MT - Price : USD2560/MT

Rubber Accelerator MBTS(DM) Chemical Name 2, 2-Dibenzothiazole Disulfide (MBTS) Molecular Formula C14H8N2S4 Molecular Weight 332.5 CAS No. 120-78-5 Specifications GB/T 11408-2013 Item Specifications High grade Appearance White or light yellow powder or Granular Initial Melting...

Tuesday, March 24, 2020

The capacity of the SPE cartridge refers to the adsorption amount of the column packing. For silica-based solid-phase extraction columns, the capacity is generally 1 to 5 mg/100 mg, which means that the column capacity is 1% to 5% of the mass of the packing. The capacity of the bonded...

Friday, March 20, 2020

Quantity : 1MT/year - Price : 1 USD/Kilogram

Classification: Other Chemicals Cas NO.: 14446-24-3 Molecular Formula: C9H11NO Melting Point: 192-193℃ Boiling Point: 313.5 °C at 760 mmHg Stability: null Refractive index: 1.582 Flash Point: 169.5 °C Purity: 99 Appearance: Solid usage: intermediate Brand Name: XQ EINECS: Aliase...

Friday, March 20, 2020

Quantity : 10MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 91-21-4 Molecular Formula: C9H11N Melting Point: -30℃ Boiling Point: 232-233℃ Stability: null Refractive index: 1.568 Flash Point: 98℃ Purity: 99 Appearance: clear yellow to brown liquid usage: Pharmaceutical intermediate Brand Name...

Friday, March 20, 2020

Quantity : 1MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 20232-39-7 Molecular Formula: C11H14ClNO2 Melting Point: 198-202℃ Boiling Point: 322.9 °C at 760 mmHg Stability: Stable under normal temperatures and pressures. Refractive index: 1.548 Flash Point: 122 °C Purity: 98 Appearance...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 6.90 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 543-49-7 Molecular Formula: C7H16O Melting Point: -30.15°C Boiling Point: 160-162 °C(lit.) Stability: Stable. Flammable. Incompatible with strong oxidizing agents, strong acids. Refractive index: n20/D 1.420(lit.) Flash Point: 140 °F Purity...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 1640-39-7 Molecular Formula: C11H13N Melting Point: 6-8 °C Boiling Point: 228-229℃ (744 mmHg) Stability: No information found. Refractive index: 1.545 Flash Point: 93℃ Purity: 99 Appearance: clear yellow to red-brown liquid usage...

Friday, March 20, 2020

Quantity : 5MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 6939-23-7 Molecular Formula: C6H14ClNO2 Melting Point: Boiling Point: 247.1 °C at 760 mmHg Stability: null Refractive index: 1.446 Flash Point: 247.1 °C at 760 mmHg Purity: 98 Appearance: null usage: Pharmaceutical intermediate Brand Name...

Friday, March 20, 2020

Quantity : 5MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 23150-65-4 Molecular Formula: C7H14ClNO4 Melting Point: 89-90ºC Boiling Point: 224.3 ºC at 760 mmHg Stability: null Refractive index: 26 ° (C=5, H2O) Flash Point: 76.7 ºC Purity: 98 Appearance: White powder usage: Pharmaceutical...

Friday, March 20, 2020

Quantity : 5MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 27532-96-3 Molecular Formula: C6H14ClNO2 Melting Point: 138-142℃ Boiling Point: 145.7°Cat760mmHg Stability: null Refractive index: 1.522 Flash Point: 20.7°C Purity: 98 Appearance: White fine crystalline powder usage: Pharmaceutical...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 12USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 999-21-3 Molecular Formula: C10H12O4 Melting Point: 47 °C(lit.) Boiling Point: 263.7 °C at 760 mmHg Stability: null Refractive index: n20/D 1.469(lit.) Flash Point: 124.6 °C Purity: 99 Appearance: Colorless transparent oily liquid usage...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 541-42-4 Molecular Formula: C3H7NO2 Melting Point: Boiling Point: 39 °C at 760 mmHg Stability: null Refractive index: 1.404 Flash Point: -37℃ Purity: 95 Appearance: Gray yellow oily liquid usage: Pharmaceutical intermediate Brand Name...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 110-46-3 Molecular Formula: C5H11NO2 Melting Point: Boiling Point: 96-99℃ Stability: Stability Unstable. Air and light sensitive. Flammable. Forms explosive mixtures with air or oxygen. Incompatible with oxidizing agents, reducing agents...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 40052-13-9 Molecular Formula: C7H12O4 Melting Point: 19-20℃ Boiling Point: 90℃(2 torr) Stability: null Refractive index: n20/D 1.426(lit.) Flash Point: 97.7 °C Purity: 98 Appearance: null usage: Pharmaceutical intermediate Brand Name...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 542-56-3 Molecular Formula: C4H9NO2 Melting Point: Boiling Point: 66-67℃ Stability: Stable. Incompatible with acids, s, strong bases. Decomposes slowly in water. Flammable - incompatible with strong oxidizing agents. Note wide...

Friday, March 20, 2020

Quantity : 20MT/month - Price : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 540-80-7 Molecular Formula: C4H9NO2 Melting Point: Boiling Point: 61-63℃ Stability: null Refractive index: 1.367-1.37 Flash Point: -10℃ Purity: 99 Appearance: clear yellow liquid usage: Pharmaceutical intermediate Brand Name: XiaQing EINECS...

Tuesday, March 17, 2020

Quantity : 200,000 pc - Price : usd160-500

JIUWU company produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membranes with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile...

Tuesday, March 17, 2020

Quantity : 200,000 pc - Price : usd160-500

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Monday, March 16, 2020

1.Syringe filter HAWACH syringe filter features high cleanliness, easy operation, and high precision, with various specifications. Filter housing material uses sanitary polypropylene material. The precise design guarantees smooth filtering rationalized internal space, and very low residual rate...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 30 USD/Kilogram

Classification. Organic Acid Refractive index.1.3 Cas NO.: 76-05-1 Flash Point: -3 oC Molecular Formula: C2HF3O2 Purity: 99.5% Melting Point: -15%C Appearance: clear liquid Boiling Point: -15.4 °C usage: industrial and medical use Stbilty: Stable. Incompatible with combustible material...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 1.3 USD/Kilogram

Classification: Organic Acid Refractive index: Cas NO.: 10294-56-1 Flash Point: Molecular Formula: H3O3P Purity: 99% Melting Point: Appearance: COA Boiling Point: usage: medical use and industrial use Stabiity: null Brand Name: sjtd EINECS: 233-663-1 Aliase: Phosphorous Acid Purity...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 2.5 USD/Kilogram

Classification: Organic Acid Refractive index: 1 .553 Cas NO: : 88-61-9 Flash Point Molecular Formula: C8H10O3S Purity: 99.5% Melting Point: Appearance: Brown ropy liquid Boiling Point: usage: industrial and medicause Stabiity: null Brand Name: sjitd EINECS: 201-843-9 Aliase: 2...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 2.7 USD/Kilogram

Classification: Oxide Refractive index.1 .433-1 436 Cas NO.: 1314-56-3 Flash Point: Non-combustible Molecular Formula: O10P4 Purity: 99% Melting Point: 340-360°C Appearance: White to yellow crystalline powder Boiling Point: sublimes at 300 C usage: industrial and medical use Stability...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 25 USD/Kilogram

Classification: Pharmaceutical Intermediates Refractive index: Cas NO.1 7758-05-6 Flash Point无意义 Molecular Formula: IKO3 Purity: 99% Melting Point: 560°C Appearance: white Boiling Point: usage: industrial and medical use Stability: . Stable. Materials to avoid include organics, combustibles...

Sunday, March 15, 2020

Quantity : 300MT/mont - Price : 1450 USD/Metric Ton

Classification: Organic Intermediate Refractive index1.437-1.439 Cas NO.: 127-19-5 Flash Point: 151° F (NTP, 1992) Molecular Formula: C4H9NO Purity: 99.5% Melting Point: -20°C Appearance: Clear, colorless liquid Boiling Point: -4° F (NTP, 1992) usage: industrial and medical use Stability: Stable...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 1.2 USD/Kilogram

Classification. Chloride Refractive index: Cas NO.: 7646-85-7 Flash Point 732*C Molecular Formula: CI2Zn Purity: 96% or 98% Melting Point: 167-172 °C Appearance: clear to cloudy colorless or faintly Boiling Point: 219-220 °C at 10 mmHg yellow Stabilit: Stable under normal temperatures...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : from China zinc oxid

Classification: Oxide Refractive index: 2.008-2.029 Cas NO.: 1314-13-2 Flash Point: 1436 Molecular Formula: OZn Purity: 99.7% Melting Point: 1975°C Appearance: white powder Boiling Point: 2360°C usage: industrial and medical use Stability: Stable. Incompatible withn magnesium, strong acids...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 4.6 USD/Kilogram

Classification: Furniture Paint Refractive index.n20/D 1.52(it.) Cas NO: : 8001-20-5 Flash Point: >230 °F Molecular Formula: Unspecified Purity: 100% Melting Point: Appearance: Transparent Boiling Point: usage: Tung oil is used in medicine and chemical Stabiity: null industry...

Sunday, March 15, 2020

Quantity : 200 Metric - Price : 2.5 USD/Kilogram

Classification: Organic Salt Refractive index: Cas NO.1 7681-53-0 Flash Point Molecular Formula: NaO2P Purity: 99.5% Melting Point: 100 Appearance. odorless white crystals Boiling Point: usage: industrial and medical use Stabilty. Stable. Incompatile with strong oxidizing agents...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 40 USD/Kilogram

Clasification: Organic Acid Refractive index: 1 .508 Cas NO.: 56-86-0 Flash Point: 155.7 °C Molecular Formula: C5H9NO4 Purity: 99.5% . Melting Point: 205C Appearance: White cryst. powder Boiling Point: 333.8 °C at 760 mmHg usage: industrial .food and medical grade Stability: . Stable...

Sunday, March 15, 2020

Quantity : 200MT/monh - Price : 6.5 USD/Kilogram

Classification: Organic Salt Refractive index: Cas NO: 7789-79-9 Flash Point: Molecular Formula: CaO4P2 Purity: 98%min Melting Point: . Appearance: White powder and/or granules. Slight Boiling Point: characteristic odor Stability: No data. usage. industrial use Brand Name: sjtd EINECS...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 1.1 USD/Kilogram

Classification: Sulphate Refractive index. Cas NO.: 7775-27-1 Flash Point: 1800C Molecular Formula: Na2O8S2 Purity: 99% Melting Point: 100 °C Appearance: White crystalline powder Boiling Point usage: industrial grade Stability: Stability Unstable. Strong oxidizer. Contact with Brand Name...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 30USD/kg

Classification: Pharmaceutical Intermediates Refractive index: 1.677 Cas NO1 7681-11-0 Flash Point 1330°C Molecular Formula: IK Purity: 99% Melting Point: 680°C Appearance: white to off-white crystalline powder Boiling Point: 1330°C usage. medical use Stability: Stable. Protect from...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 900USD/mt

Classification: Organic Intermediate Refractive index: INDICES OF REFRACTION: 1.461, Cas NO.: 7727-21-1 1.467, 1.566 Molecular Formula: K2O8S2 Flash Point: Not combustible Melting Point: 1067 °C Purity: . 99% Boiling Point: 1689。C Appearance: colourless odourless crystals or white Stability...

Sunday, March 15, 2020

Quantity : 200MT/mont - Price : 27USD/kg

Classification: Pharmaceutical Intermediates Refractive index: 1.612 Cas NO: 108-46-3 Flash Point: 261° F (NTP, 1992) Molecular Fomula: C6H6O2 Purity: . 99.5% Melting Point: 109-1119C Appearance. crystals or powder Boilig Point: 228 to 232° F (NTP, 1992) usage: medical use Stbility: Stable...

Sunday, March 15, 2020

Quantity : 100MT/mont - Price : 2000USD/MT

Clasification: Pharmaceutical Intermediates Refractive index: 1 463-1. 467 Cas NO.: 108-93-0 Flash Point: 154° F (NTP, 1992) Molecular Formula: C6H12O Purity: 97.2% Melting Point: 23 °C Appearance: clear oily liquid Boiling Point 73° F (NTP.1992) usage: Used in the manufacture of adipic acid...

Friday, March 13, 2020

Quantity : 4 pcs - Price : USD 10-470

At present, the use of industrial vibration damper is very common in industrial production. There are already a lot of industrial manufacturers that use industrial vibration dampers for production. The industrial vibration dampers can play a great role, when used, they can well reduce...

Friday, March 13, 2020

Cellulose Extraction Thimble Hawach cellulose extraction thimble is made of cotton linters and noble cellulose fibers , and completely free from impurities. By adopting the most efficient and innovative technology, Hawach obtain a mold made of a single completely homogeneous piece...

Tuesday, March 10, 2020

Types of HAWACH HPLC Column There are 2 kinds of HAWACH HPLC columns: Xcheoma series: with many types of fixed phase; with complete varieties and high quality. C18-Aqueous; C18-universal;C18-low pH; C18-Alkaline; C8-universal; C8-Low pH; C8-Fluorine; C4; C30; C1;Phenyl; PAH; etc Echroma series...

Wednesday, January 22, 2020

The sealing property of the headspace vial is better than that of the threaded vial, and the rubber or silica gel has good re-sealing after the puncture, so it is ideal to preserve the reagents. If some of the organic solvents in use will corrode the silicone or rubber bottle pad...

Tuesday, January 21, 2020

The FLASH column is the heart of the FLASH purification system, like an engine in a car. If you want to do a good job, you must first sharpen the tools. Choosing the correct FLASH purification column is the most critical part of the whole purification process. And choosing the right...

Monday, January 20, 2020

1. Nylon Features: good temperature resistance, can withstand 121°C saturation steam hot pressure disinfection for 30min, the highest operating temperature of 60°C, good chemical stability, can withstand dilute acid, dilute base, , ester, oil, hydrocarbons, halogenated hydrocarbons...

Thursday, January 16, 2020

Highlights of HAWACH flash column HAWACH flash column is packed with proprietary technology for automatic packing. The column bed is compact and uniform, has no “ditch flow effect”, with high resolution and good reproducibility. Different particle sizes of normal phase and reversed-phase...

Friday, January 10, 2020

The extraction thimbles are very useful tools in the lab, because it can minimize your hands-on responsibilities when you separate desired compounds. They can be used in most of the Soxhlet or automated extractors which can take multiple cycles. High-retention devices always present...

Friday, January 10, 2020

The extraction thimbles are made of selected high-quality material, using highly efficient and innovative technology and highly homogenized molds. It contains no impurities and the product pore size is uniform. It is often used for Soxhlet extraction and rapid solvent extraction,...

Wednesday, January 08, 2020

With the full line of different sizes, Hawach always provides you the high purity stationary phased packed flash column. And the column cartridge made from medical grade virgin PP and PE materials and different stationary phases prepacked will help you to meet a variety of compounds...

Tuesday, January 07, 2020

1.Nylon Features: Good high-temperature resistance, which can withstand 121°saturated steam autoclaving for 30 minutes, the maximum working temperature of 60 degrees Celsius; Good chemical stability, which can withstand a variety of organic and inorganic compounds such as dilute acids...

Tuesday, January 07, 2020

Quantity : 25KGS - Price : 2990-3800

Boric acid, the formula is H3BO3(h3bo3 cas: 10043-35-3). It is a pure, multifunctional source of boric oxide and the most widely used in boron industry. It is theoretically composed of boric oxie and water. Boric acid also called hydrogen borate, boracic acid, orthoboric acid and acidum boricum...

Thursday, January 02, 2020

HAWACH cellulose and glass fiber extraction thimbles are widely used in Soxhlet extractors and are a safe, convenient and efficient method for the extraction of solid and semi-solid materials. Soxhlet extraction is more useful for solutions that are flammable, toxic or odor-prone...

Thursday, January 02, 2020

Choosing the right filter for your filtration will be a big help to make sure that you can get the desired results for your applications.You can select a suitable filter material and size, after you consider whether you need vacuum or gravity filtration. Since there are so many types...

Wednesday, December 11, 2019

Membranes filter is frequently used for purity during clarification and sterilization procedure, it is often fit for general biological filtration, particle retention, and removal for aqueous solutions. Membranes filter provided by Hawach scientific are available in two types: one is roll type...

Wednesday, December 11, 2019

The HPLC reversed-phase column is made of high-purity and high-strength silica gel by using advanced bonding technology. It has a high surface bonding rate and good peak shape for alkaline and acidic compounds. With a high column capacity and long service life, it is the one for the...

Tuesday, December 10, 2019

Nylon membrane filters are suitable for use with high PH samples; PES membranes filters are fit for filtration of compatible organic solvents and aqueous samples; PP membrane filters are widely used in analytical and research applications for the pharmaceutical, environmental, biotechnological...

Tuesday, December 10, 2019

Mixed cellulose ester (MCE) filter membrane is made of refined nitrocellulose and added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc. It is hydrophilic, non-toxic and hygienic. The MCE filter membrane is mainly used for filtering aqueous solutions...

Monday, December 09, 2019

Pipette tips supplied by Hawach Scientific fit for wide applications and sample handling with superior performance. It is made from non-sterile PP material in a fully automated and clean room facility, which can assure excellent clarity and flexibility for accurate analysis results...

Saturday, November 16, 2019

Quantity : 8000kgs - Price : USD0.025 - USD1.05

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Wednesday, November 06, 2019

Quantity : 26 tpnnes - Price : 0,60 €

The most practical way to meet the salt (NaCl) requirement is to use a licking block. However, here again the purity of the content of the salt (NaCl) blocks is important, it should contain free salt (NaCl), free from unwanted substances such as heavy metals. Thus, 0.25 kg for each lamb-goat...

Wednesday, November 06, 2019

Quantity : 500square - Price : 25usd

Aluminum composite panel or aluminum-plastic panel is a kind of composite new material which has been through surface treatment and a series of technological processing. It's composed of aluminum panels with coating as the surface and PVC plastic panel as the core layer. As the composite...

Wednesday, November 06, 2019

Quantity : 500square - Price : 25USD

We have aluminium composite panels for sale! The aluminum plastic plate also called pe aluminum composite panel as a new type of decorative materials with its optional color diversity, convenient construction method, excellent processing performance, perfect fire retardancy and noble quality...

Monday, November 04, 2019

We are manufacturer specialize in Agricultural products, 90% of our goods exported abroad. European and Asia are our mainly export market. we have the following advantages if u choose us: 1: Health: we pay much attention to our products' quality, all of our goods are Natural Grown food...

Tuesday, October 29, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

CARBOXYMETHYL CELLULOSE Send Enquiry Sodium carboxymethyl cellulose (Na CMC or cellulose gum) is the most widely used and most frequently used type of anionic cellulose ether. It is a white fibrous or granulated powder. Odorless, tasteless, non-toxic, hygroscopic, easily soluble in...

Tuesday, October 29, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

What is cmc in food Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of e466...

Tuesday, October 29, 2019

Quantity : 300 Kilogr - Price : $1.50 - $3.00 / Kilo

Product Description 1. Product name Manufacture of high quality product sulfur black dye 2. Product Series Items C.I.NO STRENGTH Sulfur Light Yellow GC Sulfur Yellow 2 250% Sulfur Bordeaux3B Sulfur Red 6 100% Sulfur Red LGF Sulfur Red 14 100% Sulfur Sky Blue BRN Sulfur...

Saturday, October 26, 2019

Quantity : 8000kgs - Price : USD0.025 - USD1.05

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Thursday, October 24, 2019

JIUWU company produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membrane filter with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile...

Thursday, October 24, 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Saturday, October 19, 2019

Price : 5usd

Low melting point wax List KH Paraffin Wax F64N / L / H Features: Straight cut, Very low oil content, High purity, White color, Odorless Applications: Polishes, PVC lubricants and Rubber processing, Package, Corrugated board coating, Controlled release of fertilizer, Textile, Candle...

Saturday, October 12, 2019

Quantity : 8000kgs - Price : USD0.025 - USD1.05

We have diamond powder for sale! CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works...

Saturday, October 12, 2019

Quantity : 2000 tons

SPECIAL FEATURES OF GOLOHO-324C-AB 1: 1 Two-part, 1: 1 mix ratio Low viscosity Room temperature accelerated cure, no small molecule release Suitable working time at room temperature Excellent adhesion and self-healing Excellent stability at 200℃ high temperature GOLOHO-324C is a two...

Saturday, October 12, 2019

Price : 5USD

Overview Crystal Clear Tape is made by the highest transparent BOPP film and the highest transparent adhesive, with specific coating technology and specific slitting techniques. The adhesive is specially treated so the tape can keep high transparency and UV resistance for long period...

Saturday, October 12, 2019

1.Usage HAWACH syringe filter is used with syringes to filter chemical turbid solution samples, most commonly used in chemical HPLC-MS/GC-MS analysis of liquid and air dedusting, sterilization filtration, biological sample preparation, tissue culture media, microbial media, buffer solutions, etc...

Saturday, October 12, 2019

The stationary phase, commonly known as the fillers, is the most central part of chromatography. People need to determine three aspects of stationary phase information in turn before determine how to select the kind of the stationary phase of the flash purification column. They are matrix type...

Thursday, October 10, 2019

Extraction thimble is an instrument for extraction and separation of organic compounds according to the principle of Soxhlet extraction. Extraction thimble provided by our company is made of high quality and purity materials, which is characterized by high mechanical strength and...

Tuesday, October 08, 2019

Hawach glass fiber extraction thimble, made of borosilicate glass fibers, is a quite common tool used laboratory. Just like all the other kinds of extraction thimbles, it could also be used with most Soxhlet extraction devices in the market, and for other extraction, experiments required...

Monday, September 30, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

What is polyanionic cellulose? Description of Oil Drilling Grade CMC & PAC CMC & PAC( polyanionic cellulose pac) can be used as fluid loss reducer or viscosifier in drilling fluids. The function of CMC is to reduce the fluid loss as much as possible through forming low permeability...

Monday, September 30, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

What is cmc in food ？ Description of Food Grade CMC Carboxymethyl cellulose cmc(CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC...

Monday, September 30, 2019

Merits of Flash Column Flash column provided by Hawach scientific provides with many merits and unique properties, which makes it obtain consistent confidence and build a good image in the market. Specific merits are as follows, product model is complete, specifically including 15...

Monday, September 30, 2019

HPLC columns are widely used in many fields, whose column efficiency, capacity, permeability characteristics, and service life are very important. After using for a period of time, there will be changes such as column pressure increase, column efficiency decrease, etc. If no measures are taken...

Friday, September 27, 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Friday, September 27, 2019

JIUWU company produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membrane with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile,...

Friday, September 27, 2019

Quantity : 25kg - Price : 2.4usd

Description of Oil Drilling Grade CMC & PAC CMC & PAC can be used as fluid loss reducer or viscosifier in drilling fluids. The function of CMC is to reduce the fluid loss as much as possible through forming low permeability, flexible, thin and compact filtration cake on borehole wall...

Thursday, September 26, 2019

Quantity : 2000Ton - Price : 6~60 usd/KG

SPECIAL FEATURES OF GOLOHO-324C-AB 1: 1 Two-part, 1: 1 mix ratio Low viscosity Room temperature accelerated cure, no small molecule release Suitable working time at room temperature Excellent adhesion and self-healing Excellent stability at 200℃ high temperature Description of the...

Wednesday, September 25, 2019

High temperature resistant phytase is prepared by liquid deep fermentation and post treatment. Phytase is a special kind of phosphomonophosphate hydrolysis enzyme, which catalyzes the hydrolysis of phytic acid into lower inositol phosphate derivations and inorganic phosphate. Phytase...

Tuesday, September 24, 2019

Quantity : 1 - Price : 7800-200000usd

Potato Starch Process Description and Flowchart: Goodway has been continuously developing potato starch making machine since 1991 to maximize product quality. From potato root hopper until the packaging stage, we can supply machines together with production process know-how. The...

Tuesday, September 24, 2019

Quantity : 1 - Price : 7800-200000usd

Cassava (tapioca) Starch Process Description and Flowchart: Goodway has been continuously developing cassava tapioca starch processing machine since 1991 to maximize product quality. From cassava root hopper until the packaging stage, we can supply machines (tapioca processing machine)...

Monday, September 23, 2019

Extraction thimble is a device, which is often applied to the analysis of air and exhaust gas, used to absorb solid and semi-solid materials, or available in extracting a medium substance by adding different extractant. It is made of high alpha cellulose which ensures excellent quality、high...

Friday, September 20, 2019

Quantity : 500 - Price : 7000-10000

The correct installation method of corn oil extraction process: Before installing the equipment, the newly purchased corn oil extraction machine should be cleaned thoroughly. Remove the spindle and the cage, and polish the outer surface, inner surface and screw feeder of the screw...

Friday, September 20, 2019

Quantity : 500 - Price : 7000-10000

Castor oil extraction machine is composed of electrical control, automatic heating, adjustment, transmission, and vacuum oil filter. The screw is carburized by alloy steel to enhance surface hardness and wear resistance. The screw platter is ground by the surface grinding machine...

Wednesday, September 18, 2019

Flash column from Hawach Scientific features in high compatibility, safety, and flexibility, most of them can be used for separation of different compounds with good flow distribution. Customized packing and clean package make the super clean environment and better shipping cost,...

Monday, September 16, 2019

Hawach Scientific provides a wide selection of flash columns, they are a quick and easy way to separate complex mixtures of compounds, and often used on a preparative scale to provide better separation and cuts down on the amount of time required to run column. We committed to providing...

Wednesday, September 11, 2019

Generally, there are five types of filter capsule based on the membrane it contains, which includes PES, PP, PTFE, Nylon and GF type. The former three types are widely applied in various fields and receive great feedback from the users. - PES Filter Capsule - The PES filter capsule...

Tuesday, September 10, 2019

Quantity : 20,000 ton - Price : 2.4-2.9$/kg

Description of Toothpaste Grade CMC The requirements of daily necessities are increasing constantly, with the improvement of people's living standards. As a kind of daily necessity, the value of Toothpaste is not limited to mouth cleaning and gradually becomes more functional and healthy...

Tuesday, September 10, 2019

Quantity : 20,000 ton - Price : 2.4-2.9$/kg

Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC is refined cotton and wood pulp...

Tuesday, September 10, 2019

Qualitative filter papers are widely used for general filtration in the lab. Made of cellulose fiber, they are manufactured from high-quality cotton linters with the treatment of maximizing alpha cellulose. With the highest degree of polymerization, Alpha cellulose is recommended...

Saturday, September 07, 2019

Price : 2.4usd

Description of Toothpaste Grade CMC The requirements of daily necessities are increasing constantly, with the improvement of people's living standards. As a kind of daily necessity, the value of Toothpaste is not limited to mouth cleaning and gradually becomes more functional and healthy...

Saturday, September 07, 2019

Price : 2.4usd

Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC is refined cotton and wood pulp...

Saturday, September 07, 2019

Quantity : 2000 MT - Price : EUR 1000 / Ton

Type: Almond Cultivation Type: Organic Processing Type: Raw and Roasted Style: Dried Grade: 1ST Place of Origin: USA Taste: Sweet/Salty Moisture: Max 6 % Purity: Around 99.00 % Broken almond: Max5 % Bad almond of obscure: 5% Aflatoxins: Max 5PPB Size: length 1.2-1.5 cm Shelf Life...

Tuesday, September 03, 2019

Hawach hydrophobic polytetrafluoroethylene(PTFE) pleated filter cartridge has high porosity, high flow rate, and strong bacterial interception ability. Unique PTFE and polypropylene materials make it have wide chemical compatibility and biological safety. Hawach PTFE pleated filter...

Tuesday, September 03, 2019

The mixed cellulose(MCE) membrane is made of refined nitrocellulose, added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc., which is hydrophilic, non-toxic and hygienic. The mixed cellulose membrane is a kind of porous membrane filtration material...

Wednesday, August 28, 2019

Quantity : 6kg - Price : 0.025$

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Friday, August 23, 2019

Quantity : 5000 - Price : 1 200,00 €

We currently have and can supply unburned copper cables monthly and regularly. Type: bare wire cable Product: Copper with 99.99% purity. The buyer can move and come on site to attend the loading formalities We sell from 20 tons Anyone interested in the purchase please contact our...

Friday, August 16, 2019

Quantity : 1 - Price : 5,96 €

Product Description Aluminium five sets pan * Aluminum Cookware Patila/Pot. * Material: Aluminum. | Colour: Silver. * Ideal for the quick cooking of a variety of Indian Chinese Thaiand Western dishes * Handles: Stainless Still handle Surface treatment: Stain finish Packing: PP bag...

Friday, August 16, 2019

- Category - In terms of the filler type, SPE column can be divided into four applications of silicone bonding matrix, polymer matrix, absorption matrix and specialized columns. Besides, the silicone bonding has four sorts—antiphase(C18 sealing end/uncapped/hydrophile, C8), positive...

Wednesday, August 14, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC is refined cotton and wood pulp...

Wednesday, August 14, 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Wednesday, August 14, 2019

Physical properties of the chromatographic column could affect the performance of C18 HPLC columns. - Performance factors of C18 HPLC columns: - Silica gel purity Class A silica gel has high residual silica hydroxyl with a negative charge and high metal content on the acidic surface...

Wednesday, August 14, 2019

The important technical parameters of Hawach SPE Columns are the key points of selection. Material The material selection of the SPE column is very important. The column material is in direct contact with the test object or analyte. The quality of material selection determines the...

Monday, August 12, 2019

The system of an HPLC column is composed of a liquid, a reservoir, a pump, a sampler, a column, a detector and a recorder. - The packing material of HPLC columns - The packing material has high carbon content, small surface polarity, very low chemical purity and high surface separation...

Wednesday, August 07, 2019

Each analyst needs filter paper, which is a product with high consumption in the laboratory. Filter paper is commonly used in analytical laboratories as a filter medium to separate the solution from the solid. Basic introduction The paper is loose and has strong absorption performance to liquid...

Wednesday, August 07, 2019

Copper Wire Scrap We are the best suppliers of best quality of copper wire and millberry scrap of all varieties, with speedy delivery services at an affordable price rate. Do contact us for more details and information. 1) Our copper scrap includes wires, tubes, and plates, etc. 2)The...

Monday, August 05, 2019

Quantity : 1000 tons - Price : 720 usd/ton

HOT ROLLED SPRING STEEL FLAT BAR Glorysteelwork is the manufcture of hot rolled spring steel flat bar in china, we could offer different grades square bar with high quality. Spring steel refers to steel that is specifically used to make springs and elastic components due to the elasticity...

Monday, August 05, 2019

One of the main factors affecting the life of the liquid chromatographic column is the mobile phase. There are three aspects of the mobile phase factors. The pH value of the Mobile Phase The fillers of different substrates apply to different pH value range. Under normal temperature...

Thursday, August 01, 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Thursday, August 01, 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Thursday, August 01, 2019

Quantitative filter papers are widely used for quantitative and gravimetric analysis in the lab. To make them ash-less and achieve high purity, a special production process with acid is required in production, washing with HF or HCl acids, cleaning with demineralized water followed...

Wednesday, July 31, 2019

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Wednesday, July 31, 2019

Bag filter housings are multi-purpose filter equipment with the features of novel structure, small size, simple and flexible operation, energy saving, high efficiency, airtight work and strong adaptability. Otherwise, they are very convenient to replace the filter bags and there is...

Wednesday, July 31, 2019

Membrane Filter Water Treatment Membrane filter water treatment is a solid-liquid separation technology. It filters water through membrane holes and retains impurities in water without chemical changes. However, due to the very small size of the membrane holes, there are some corresponding...

Monday, July 15, 2019

Laboratory data show that the optimum flow rate of silica gel flash columns is decided by the length and width of columns and the property of gel. To be more specific, longer and narrower columns will provide more theoretical plates which are able to affect the flow rate. When referring...

Monday, July 15, 2019

All the technique cores of HPLC from Hawach Scientific are focused on the characteristics of the chromatogram column. Quality Recognition This is shown as the fact that terminal customers have published more than 500 papers on those journals at home and abroad. For famous oversea journals...

Friday, July 12, 2019

Bottle-top dispensers use advanced inert materials (silicate glass, ETFE, PFA, FEP, PTFE and platinum-iridium, and PP) to ensure the purity of the reagent from first to last dispensers. In addition, it can also be used for all kinds of range of liquid separation and can also be used...

Wednesday, July 10, 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Wednesday, July 10, 2019

Cellulose extraction thimbles are widely used in Soxhlet extractors. Soxhlet extraction is a widely used technology to analyze lipids or pesticides in food and soil materials and others. Soxhlet extraction is the continuous extraction of the required components in the solid mixture...

Friday, July 05, 2019

Hawach scientific is a professional vacuum pump manufacturers, product quality through a number of international standards, and exported to more than 120 countries all over the world. More detail information and quotation about the products contact with info@hawach.com. Diaphragm...

Thursday, July 04, 2019

Manufactured from the same raw materials as the ashless grades, the qualitative filter paper is suited for ordinary filtration when we need to determine materials by using qualitative analytical techniques in the lab, with the features of fast flow rate due to their structure. Qualitative...

Wednesday, July 03, 2019

Cellulose acetate membrane filters are a kind of Millipore filtration and play an important role in membrane separation technology. Mainly used for filtration of the aqueous solution. Features and functions Cellulose acetate membrane filters with uniform pore size distribution, fast...

Tuesday, July 02, 2019

Fitting most commercially available Soxhlet extractors, we offer a variety of selection of high-quality extraction. To achieve an efficient and reliable analysis in the lab, the extraction thimbles are used to extract certain components out of the sample of solid material. The thimbles...

Monday, July 01, 2019

- Two-Part, 1 To 1 Mix Ratio Transparent two part silicone gel - 324C-AB - - SPECIAL FEATURES OF GOLOHO-324C-AB - 1: 1Two-part, 1: 1 mix ratioLow viscosityRoom temperature accelerated cure, no small molecule releaseSuitable working time at room temperatureExcellent adhesion and...

Monday, July 01, 2019

The aim of flash column chromatography is to separate components from the mixture and purify it. Briefly, flash column chromatography allows samples to be separated through columns filled with gels. Flash column chromatography has been widely used in organic chemistry since its inception...

Friday, June 21, 2019

We can always hear such a conversation between those researchers. “Hey, buddy, what is your purity degree of the end products today?” “Damn it. Such a low degree that I cannot even use for the next step. Any better methods for clarifying raw materials?” Then there comes Hawach syringe filter...

Friday, June 21, 2019

Hawach Scientific co., Ltd. provides PES pleated filter cartridge with high performance. PES uniform pore size distribution enables the filter elements to have excellent bacterial interception ability. PES has been widely used in medicine, biology, beverage and drinking water due...

Friday, June 21, 2019

The material of the nylon membrane filter is aliphatic nylon. It has good hydrophilicity, the appropriate concentration of acid and alkali resistant, and applies not only acid and alkaline aqueous solution, but also suitable for organic solvent, such as s, hydrocarbon, ethers, esters...

Thursday, June 20, 2019

Suitable for Soxhlet-type and other similar devices, the extraction thimbles are used to adapt a sample of solid material to extract certain components out, with the addition of sufficient and appropriate solvent. Cellulose extraction thimbles which are made of high-quality alpha...

Wednesday, June 19, 2019

Hawach scientific takes filtration technology as its core and manufactures high-quality filtration products. Our products after years of research and development, the use of advanced technology and first-class production equipment, to provide customers with all kinds of high-quality...

Tuesday, June 18, 2019

1. To save water resources, it is possible to use the glycol-water mixture to carry out circulating refrigeration, strict circulation pipeline design, prevent circulating water pollution, and prolong the use time of circulating water; 2. Original imported compressor, overlapping supercooled...

Tuesday, June 18, 2019

The primary feature of the vacuum filtration that it uses the classical oil-free pump with sand core filter bottle combination, which is suitable for most Laboratory filtration needs of universal filtering products. The characteristics of this product will be described in detail below...

Sunday, June 16, 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Thursday, June 13, 2019

Misangreen Enterprises is an agro export company, registered in 2018, RC: 2756859, located in Nigeria, west Africa,we export the following produce Sesame seed(98% AND 99.95% Purity), Ginger, Garlic ,cashew kernel (w240, w320) and pea nut in shell and others. we have partner company in UK...

Thursday, June 13, 2019

A. Cellulose Extraction Thimbles 1. 60% high purity grade polar fiber+40% refined cotton fiber no any binding agents which make it has stronger mechanical strength and stronger retention 2. 6 wall thickness optional to meet different retention and wet strength, dry strength increasing...

Tuesday, June 11, 2019

Hawach Scientific Nylon membrane has natural hydrophilic, wide chemical compatibility, without surfactant. Nylon folding filter elements in the production process strictly control the production environment to ensure the quality and cleaning of the filter elements. The overall sealing...

Sunday, June 09, 2019

Praharit Pigment is the leading manufacturers of Phthalocyanine Pigments & worldwide provider of high quality custom manufacturing services to the quality pigments for many industries. From process development to commercial manufacturing, we focus the right resources to provide...

Thursday, June 06, 2019

As one of the useful sample preparation technique, solid phase extraction can prevent many problems, such as incomplete phase separations, recoveries with poor quantity, waste of expensive fragile glassware, and extra disposal of organic solvents, which you may occur if you use the...

Wednesday, June 05, 2019

Economic Impact Analysis From the current US market price analysis, it's easy to find out that the quartz fiber extraction thimbles are priced much higher than the common extraction thimbles. The high-purity quartz fiber extraction thimbles are manufactured from pure quartz and are...

Saturday, June 01, 2019

Economic Impact Analysis From the current US market price analysis, it's easy to find out that the quartz fiber extraction thimbles are priced much higher than the common extraction thimbles. The high-purity quartz fiber extraction thimbles are manufactured from pure quartz and are...