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Saturday, December 28, 2019

Organic fertilizer granulator is used for granulation of organic matter after fermentation, the structure and mechanical transmission of the organic fertilizer granulator are relatively simple. The particles prcompressive strength of organic fertilizer granulator is higher than that...

Friday, December 27, 2019

Quantity : Output cap

Description： Hermetic connectors are used in applications where an enclosure needs to be isolated from the outside environment. Panel feed-through is the main application for this type of connector. In the vast majority of applications, the use of a hermetic encapsulant offers sufficient...

Friday, December 27, 2019

Quantity : Output cap

Description： METAL SHELL of Micro Solder Cup Connectors Metal shell recommended for environmental and EMI applications. Ideal for prototyping or where pigtail type connectors cannot be used. PLASTIC SHELL of Micro Solder Cup Connector Ideal for prototyping or where pigtail type connectors...

Friday, December 27, 2019

Quantity : Output cap

Description： This type of device is designed to provide screening, sealing, and reparability. Micro d connector backshell connect cable shields to Micro-D connectors, providing strain relief and mechanical protection. Engineered to help resist corrosion and fit a wide range of circular...

Friday, December 27, 2019

Quantity : Output cap

Description： Sunkye Nano crimp connector series, contact number: 9, 15, 21, 25, 31, 37, 51, 65, and 69. It is used for all kinds for electric circuit system interconnection which have high density, micro, light, highly reliable requirement. It can meet light and miniaturize demand...

Friday, December 27, 2019

Quantity : Output cap

Description： An electrical crimp is a type of solder less electrical connection. Crimp connectors are typically used to terminate stranded wire. Crimping is normally performed by first inserting the terminal into the crimp tool. The terminal must be placed into the appropriately sized...

Friday, December 27, 2019

Quantity : Output cap

Description： A "PCB" or Printed Circuit Board connects electrical components on a conductive track or between pads on the board. Some devices hold more than one PCB and will utilise a variety of equipment to build a connection between the boards. Designed to connect printed circuit...

Friday, December 27, 2019

Quantity : Output cap

Description： METAL SHELL of Micro Solder Cup Connectors Metal shell recommended for environmental and EMI applications. Ideal for prototyping or where pigtail type connectors cannot be used. PLASTIC SHELL of Micro Solder Cup Connector Ideal for prototyping or where pigtail type connectors...

Friday, December 27, 2019

Quantity : Output cap

Description： This type of device is designed to provide screening, sealing, and reparability. Micro-D EMI backshells connect cable shields to Micro-D connectors, providing strain relief and mechanical protection. Engineered to help resist corrosion and fit a wide range of circular connectors...

Thursday, December 26, 2019

We produce many different types of fertilizer granulator machine. Such as pan granulator, rotary drum granulator, flat-die pellet mill, double roller press granulator and organic fertilizer granulator. These fertilizer granulators has the advantages of simple operation, production...

Thursday, December 26, 2019

NPK fertilizer production process can produce special-purpose compound fertilizer according to the soil conditions of various crops and regions. Fertilizer has also received good results and met the needs of various formulations. Equipment of NPK fertilizer production process mainly...

Thursday, December 26, 2019

Rotary Drum Granulator make powdery into granulates, is suitable for large scale chemical fertilizer manufacturing, have the advantage of high ball strength, large output, low power consumption. It is one of the key equipment in compound fertilizer industry. Drum Granulator Machine...

Thursday, December 26, 2019

NPK fertilizer production line mainly including the fertilizer mixer and crusher, fertilizer granulator machine, fertilizer screening machine and packing machine. NPK compound fertilizer production line system has great flexibility and adaptability to raw materials. NPK compound fertilizer...

Tuesday, December 24, 2019

We have many years of experience in the production of fertilizer machine, and available for free fertilizer manufacturing process layout 3D drawings. Such as 3-5t/h organic fertilizer production line, 5-8t/h NPK compound fertilizer production line, bulk blending fertilizer production line...

Monday, December 16, 2019

Originally, QuEChERS was used as a test for multiple pesticide residues in vegetables or fruits. Up to now, its application range is no longer limited to this. At present, QuEChERS has a wide range of applications in agricultural and veterinary drug residues in agricultural products and foods...

Friday, December 13, 2019

During the sample pre-treatment process, except for the selection of SPE cartridge sizes, there are still several factors that should be carefully considered. Specification of SPE Cartridge The first important factor to select an SPE cartridge is the filler. The principle is to ensure...

Friday, December 13, 2019

HAWACH glass fiber extraction thimbles are made of 100% alkali-free glass fiber and processed at high temperature, which is adhesive-free and chemically inert. It can collect small and sub-micron particles. It is a high-efficiency filtering device that captures soot, acid mist, aerosol...

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...

Wednesday, December 11, 2019

Flow Process of HPLC column First, the solvent in the storage bottle is pumped into the chromatographic system by pump and then output, and then introduced into the sampler after flow and pressure measurement. Second, object to be tested is injected by the sampler, passes through...

Tuesday, December 10, 2019

To select the appropriate SPE cartridge, we normally consider it from two aspects: the selection of adsorbent and specification of the cartridge. The use of appropriate adsorbent can achieve good separation between interfering substance and target component, and also meet the requirement...

Tuesday, November 26, 2019

Manual Zooming for Freer Capture By connecting to the dedicated mobile APP, ZY Play, via Bluetooth, Smooth-Q allows instant zooming control of the camera right through the stabilizer. With a single push or pull of the switch, you can focus and capture the moment more freely. Enhanced...

Friday, October 18, 2019

Quantity : 3000 - Price : 1-5

Tube and cover: Nitrile/PVC Blend, ribbed cover Reinforecment: high tenacity circular woven polyester Jacket Color: Black, Red, Blue,green, Yellow, orange Other color: available upon request Manufacturing Technology: through-the-weave technology without delamination issues Standard length: 15...

Friday, October 18, 2019

Quantity : 3000 - Price : 1-5

SUZHOU SEAPEAK CO., LTD.. is one of the most professional steel wire reinforced pvc hose suppliers in China, and we focus on producing high quality wire reinforced tubing . Steel Wire Reinforced PVC Pipe Used for drawing and conveying water,oil and powder in factory and agriculture...

Friday, October 18, 2019

Quantity : 3000 - Price : 1-5

SUZHOU SEAPEAK CO., LTD.. is one of the most professional pvc layflat hose suppliers , and we focus on producing high quality flat pvc tubing. Tube and cover: Nitrile/PVC Blend, ribbed cover Reinforecment: high tenacity circular woven polyester Jacket Color: Black, Red, Blue,green...

Friday, October 18, 2019

Quantity : 3000 - Price : USD 1-5

Want to buy lay flat hose? Want to know the flat hose pipe prices? Are you looking for cheap lay flat hose? Polyurethane layflat hose is made from thermoplastic polyether based polyurethane (TPU) covered and lined by high pressure around a circular woven jacket made from high tenacity...

Friday, October 18, 2019

产品说明 瓷釉是一种具有特定化学成分和物理性质的玻璃，可用于金属表面保护。 油炸瓷釉是玻璃在高温下以分子水平与金属结合的一种形式。 这样就形成了一种典型的玻璃和金属复合材料，结合了两种材料的优点。 钛白油炸珐琅的规格： 形状 颗粒 特点 高白 样本 免费样品 外形 颗粒 纯度 0998 应用 搪瓷炊具，搪瓷地铁面板，搪瓷烧烤炉和烧烤炉 CAS号 65997-18-4 等级 工业级 膨胀系数 280.7 Firing Temperature 820-860 degree Molecular formula SiO2...

Friday, October 18, 2019

Quantity : Nolifrit E

Product Description Nolifrit Ground Coat Porcelain Enamel Frit Features: 1, With very good adhesion, can dissolve much iron oxide in metal surface, makes very strong combination with metal body. 2, Can be combined with cover coat in high level. 3, With very good elasticity and compressive...

Thursday, October 17, 2019

Pendulum mill is also called as suspension roller or pendulum roller mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

Wednesday, October 16, 2019

Chemical Ground Electrode System Performance characteristics and working principle of Chemical Ground Electrode: 1. Chemical ground electrode 2. Existing soil 3. Special filler 4. Ions diffuse around 5. Expand the conductive range of the soil Chemical ground rod (chemical grounding...)

Wednesday, October 16, 2019

0.8 Series CCS Wire Origin of new material development 0.8mm series copper-clad coated ground wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Saturday, October 12, 2019

Quantity : 50000/mont - Price : usd3-10

0.8 Series CCS wire Origin of new material development 0.8mm series copper-clad round wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Saturday, October 12, 2019

Price : 600usd

Manual Zooming for Freer Capture By connecting to the dedicated mobile APP, ZY Play, via Bluetooth, Smooth-Q allows instant zooming control of the camera right through the stabilizer. With a single push or pull of the switch, you can focus and capture the moment more freely. Enhanced...

Saturday, October 12, 2019

The core component of the membrane filter is the membrane. It is a kind of thin film which is prepared on the microporous bearing layer with smaller holes. There are various materials for making the membrane, including organic membrane and inorganic membrane. As the core component...

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...

Thursday, October 10, 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

Wednesday, October 09, 2019

Flash column chromatography is an easy and fast method to separate the complex mixtures. It can not only make the separation effect better but also shorten the time. How to put the sample into the flash column is of high importance in the preparation process of flash column chromatography...

Wednesday, October 09, 2019

Generally speaking，with the increase of temperature, the viscosity of the mobile phase decreases. The situation will lead to an increase in the transfer rate of the substances. Thus the chromatographic separation effect will be better than before. Although the separation effect has been improved...

Wednesday, October 09, 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Tuesday, October 08, 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

Monday, September 30, 2019

Pendulum mill is also called as suspension roller or Raymond mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

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...

Monday, September 30, 2019

SPE is a kind of sample production technology which is more and more useful in which many problems related to liquid and liquid extraction could be avoided, such as the incomplete separation, non-quantitative recycle, the use of expensive and fragile glass vessels, massive organic...

Saturday, September 28, 2019

Depending on the packing of the HPLC column. The following column types are available on the market: 1. Silica gel HPLC column: Silica gel is the earliest chromatographic column packing used in liquid chromatography. It has a wide range of applications. However, it can only be used...

Friday, September 27, 2019

Reliable flash columns play a decisive role in a good chromatographic separation method, which ensures complete separation of valuable compounds and specific impurities. Choosing the right flash column is the most critical part of the purification process. There are two aspects should...

Friday, September 27, 2019

Non-Polar Interaction, the interaction between a non-polar functional group on a target compound and a non-polar sorbent, which is better reflected in a polar solvent environment, especially in a water environment. Also known as hydrophobic interactions, such as the interaction between...

Thursday, September 26, 2019

- Reversed-Phase Principle - The reversed-phase filler is a kindly of nonpolar filler such as C4, C8, C18 aliphatic chain which is bonded on the silica gel. Nonpolar or hydrophobic compounds are strongly reserved, while polar samples are weakly reserved and go through the flash reversed-phase...

Wednesday, September 25, 2019

Quantity : 50000/mont - Price : usd3-10

Chemical Earth Electrode System Performance characteristics and working principle of Chemical Ground Electrode: 1. Chemical ground electrode 2. Existing soil 3. Special filler 4. Ions diffuse around 5. Expand the conductive range of the soil Chemical Grounding electrode (chemical...)

Wednesday, September 25, 2019

Stickum adhering to and inlaying the fasciculus is removed by textile enzymes, accelerating the separation of fibers, strengthening the wettability and hygroscopicity for the surface of textiles and improving the dyeing effect of yarn and textile. Textile enzymes can wipe filoplume...

Wednesday, September 25, 2019

Textile enzyme is a highly effective neutral cellulase preparation produced by the fermentation of trichoderma. Biopolishing enzymes textile industry is suitable for washing of towel fabric, can remove the surface hairiness, pellets, the treated towel fabric is softer, fluffy and drape well...

Wednesday, September 25, 2019

General requirements for adsorbents: large surface area and certain adsorption capacity. Does not chemically change with the developing agent, does not react with or catalyze, decompose or associate with the substance to be separated, and the particles are uniform. Silica gel and...

Wednesday, September 25, 2019

Quantity : 1-200ton - Price : 10usd

The silicone rubber insulation coating is made from special silicone rubber, high-performance material and other polymers by polymer blending technology. Its basic structural unit is silicon - oxygen chain while its side chain is connected by silicone with another organic radical group...

Monday, September 23, 2019

Let's take a look at two common adsorbents for adsorption chromatography. Polyamide The polyamide adsorbent can be divided into nylon 6 (polycaprolactam) and nylon 66 (polyhexamethylene adipamide), which are hydrogen bond adsorption and semi-chemical adsorption. There are many amide...

Friday, September 20, 2019

Hawach spherical C18 flash column is a typical column product used for the preparative separation, which has undergone rigorous mass determination before sales. The performance parameters of the flash column are carefully controlled and rigorously tested as well. Basic Information...

Friday, September 20, 2019

Silica matrix HPLC columns are generally compatible, but organic polymer matrix columns may expand or contract in some solvent combinations, which will affect their chromatographic behavior. Wash each solvent system at least 20 volumes. Because some solvent systems are highly viscous...

Friday, September 20, 2019

Solid phase extraction is essentially a liquid chromatographic separation. The main separation mode is the same as that of liquid chromatography. It can be divided into normal phase (the polarity of the adsorbent is greater than the polarity of the eluent), and the reverse phase (the...)

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

Frame Moulding Features Mainly for pressure molding, the cavity pressure should be considered as small as possible when designing the parting surface. The exhaust should be smooth, the position of the discharge, the shape, and the flow of the material should be fully considered,...

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

The SMC cable bracket is a combination consisting of a cable bracket, a post and a fixed pin. The material of the column and the pin is also made by the high temperature pultrusion of the FRP composite. The column can be arbitrarily cut length according to the needs, the height...

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

BMC/SMC Insulation High-strength, wear-resistant, fire-resistant, BMC insulated, color BMC material for medium and low voltage insulators. Typical applications are switch boards, busbars, switchgear, etc. BMC (Body Molding Plastics) is a blend of glass fiber reinforced polyester resin...

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

BMC/SMC Moulding Description: We mainly use SMC injection molding and pressure molding as the methods. When designing the flow channel and parting surface, we think that the cavity pressure should be as small as possible, especially some small ribs, as well as the smooth exhaust,...

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

BMC/SMC Motor Description BMC plastic edging motor replaces traditional iron and aluminum, reduces the process, seals more, and has higher safety factor. It mainly refers to white goods and public motors. High insulation, chemical resistance, high fire resistance, good water resistance...

Thursday, September 19, 2019

Quantity : 1 - Price : Product: 1-100 yuan

Auto Parts Description Parts made from sheet molding compound (SMC) are typically 25-35% lighter than steel parts and aluminum products of the same strength. The stroke is increased and the fuel consumption is greatly reduced. Auto Parts And Accessories Featurs • Stable shape: SMC's...

Thursday, September 19, 2019

It is a liquid chromatography using a chemically bonded phase as a stationary phase, which is formed by chemically reacting an organic molecule to a surface of a carrier (silica gel) by a covalent bond to form a uniform, firm monolayer thin layer. The separation mechanism is both...

Wednesday, September 18, 2019

Quantity : 20GP - Price : 5USD

Calcined Bauxite manufacturers produce Calcined Bauxite by firing (heating) the superior grade Bauxite at high temperature (from 850℃ to 1600℃). This removes moisture thereby increasing the alumina content. Compared to an alumina content of about 57 % to 58 % in raw Bauxite, Calcined...

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,...

Wednesday, September 18, 2019

Hawach SPE Cartridges are made of medical grade PP and forming in one time. Frits are made of UHMW-PE. There is a variety of models to choose, such as Normal Phase Cartridge, Reversed Phase Cartridge, Ion Exchanges Cartridge, Mixed Mode Cartridges and so on. Here, We would like to...

Tuesday, September 17, 2019

Adsorption chromatography uses the difference in adsorption capacity of substances in stationary phase adsorption to achieve separation of the mixture. The chromatographic process of adsorption chromatography is the process in which the mobile phase molecules compete with the material...

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...

Monday, September 16, 2019

Reversed phase chromatography (RP) is the most widely used technique in high-performance liquid chromatography (HPLC) up to now, mainly because it is suitable for the analysis of most of them. Nonpolar substances and many ionizable and ionic compounds. Most stationary phases used...

Thursday, September 12, 2019

Filtration is a process in a chemical experiment, separating solids from liquids or gases through a filter medium. Only the fluid or the gas is allowed to pass, not the solid. And the key words of filtration terms can help you understand how the filter works. Hydrophilic, called “water-loving”...

Thursday, September 12, 2019

Cellulose extraction thimbles are highly recommended as the high-quality sample reservoirs for quality control, research, and analytical applications especially when solvent extraction of solids and semi-solids need to be carried out. And the use of a Soxhlet extractor loads the safe...

Wednesday, September 11, 2019

Price : 2200-2500USD

DSLR gimbal Manual Zooming for Freer Capture By connecting to the dedicated mobile APP, ZY Play, via Bluetooth, Smooth-Q allows instant zooming control of the camera right through the stabilizer. With a single push or pull of the switch, you can focus and capture the moment more freely...

Wednesday, September 11, 2019

Price : 2200-2500USD

SMOOTH 4 Born for Mobile Filmmakers Zhiyun Smooth 4 turns your mobile phone into a professional filmmaking camera, helping you create stable and smooth footage with just your phone. The design of integrated control panel can reduce the need to touch the screen, and help users control...

Wednesday, September 11, 2019

Price : 2200-2500USD

SMOOTH 4 Born for Mobile Filmmakers Zhiyun Smooth 4 turns your mobile phone into a professional filmmaking camera, helping you create stable and smooth footage with just your phone. The design of integrated control panel can reduce the need to touch the screen, and help users control...

Wednesday, September 11, 2019

Flash chromatography is one of the methods in the preparation of liquid chromatography and is usually used for the separation of organic compounds. Flash chromatography has the advantages of ease of operation, low cost, and fast analysis. There are few other techniques for purifying...

Tuesday, September 10, 2019

1. Advantages and disadvantages of commonly used extraction solvents Acetonitrile: easy to salt out; compatible with LC/MS; difficult to concentrate Acetone: not easy to salt out; easy to volatilize, concentrate Ethyl acetate: immiscible with water; less extraction of impurities;...

Tuesday, September 10, 2019

Extraction thimbles are often used when you need multiple extraction cycles to dissolve the desired compound in the lab. Extraction units such as the Soxhlet extractors or automized extractors, equipped with extraction thimbles, can save time of handling and make the extraction complete...

Sunday, September 08, 2019

Auto Parts Description Parts made from sheet molding compound (SMC) are typically 25-35% lighter than steel parts and aluminum products of the same strength. The stroke is increased and the fuel consumption is greatly reduced. Auto Parts And Accessories Featurs • Stable shape: SMC's...

Saturday, August 17, 2019

Quantity : 500kg

The silicone rubber insulation coating is made from special silicone rubber, high-performance material and other polymers by polymer blending technology. Its basic structural unit is silicon - oxygen chain while its side chain is connected by silicone with another organic radical group...

Friday, August 16, 2019

Quantity : 40HQ - Price : 0.09-0.40USD/PC

We are professionally on manufacturing Multicolor Printed BOPP Laminated pp woven packaging bags which are precision produced by quality pp material that offers outstanding usage value. BOPP bags are new, advanced and attractive type of bulk packages from 5 kgs to 100 kgs. BOPP Bags...

Friday, August 16, 2019

NH2 HPLC columns refer to the chromatographic columns that use silica gel as matrix carrier to bond amino groups. They are usually used for the analysis of carbohydrate compounds, and the mobile phase is usually methanol, acetonitrile and buffers salt solution. - The cleaning method...

Wednesday, August 14, 2019

Quantity : 1 - Price : 5,89 €

Product Overviews Loften aluminium foil alloy 1235 - Specification: - Introduction: Aluminum foil because of its good characteristics, widely used in food, beverage, , drugs, photographic slab, Household; Electrolytic capacitor materials; Building, the vehicles, the ships, the...

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...

Monday, August 12, 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Monday, August 12, 2019

Solid phase extraction principle Solid phase extraction is a separation technique that combines selective retention, selective elution, and the like. When a complex sample solution passes through the sorbent, the sorbent selectively retains the aimed compound and a small number of...

Friday, August 09, 2019

As a matter of fact, the quartz fiber extraction cannot be accessible in China, so Hawach has to design the other two products—cellulose and glass fiber exaction thimbles whose relevant parameters are respectively introduced as follows. Cellulose Exaction Thimble It is composed of...

Friday, August 09, 2019

Reversed-phase chromatography (RPC) contains any chromatographic method using a non-polar stationary phase. The word “reverse” has a historical background. In the 1970s, most liquid chromatography was performed on unmodified silica or alumina. Their surface chemistry is hydrophilic...

Thursday, August 08, 2019

More than 90% of gas chromatographic problems occur in the inlet, and it is necessary to see which problems may occur in the inlet. Problem No.1: Leak If there is a leak, the pressure on the inlet may not be maintained, and the instrument will alarm. If the problem cannot be solved in time...

Thursday, August 08, 2019

Considering the comparative simplicity and maturity of the glass vial, customers rarely complain about its quality. However, the applicability of the autosamplers is actually essential to big manufacturing companies. Severely in terms of International Standard, vials of Hawach are...

Thursday, August 08, 2019

Most common SPE cartridges are injection syringes made of polyethylene, in which there are two plugs made of polypropylene or fiberglass, with a certain amount of chromatographic adsorbent (filler) between the two plugs. SPE cartridges without sieve plate 1. Avoid “non-specific adsorption” 2...

Wednesday, August 07, 2019

Food safety testing is a major issue related to people's livelihood. In recent years, the QuEChERS method has been widely used in the pretreatment of food safety detection samples. In addition, the method has been applied to trace analysis. QuEChERS Application The international application...

Tuesday, August 06, 2019

Quantity : 100000TM - Price : 50USD

Application of Cyclohexanone It is the raw material for the production of caprolactam and adipic acid; used as the solvents and diluent agents of paints, inks, synthetic resins and synthetic rubber; also used as the leather degreasing agent. Used as the organic cyclohexanone solvent...

Tuesday, August 06, 2019

HPLC is more suitable for the separation and analysis of substances with the high boiling point, poor thermal stability, physiological activity, and relatively large molecular weight. Hawach HPLC columns are widely used in the analysis of nucleic acid, peptide, lactones, polycyclic...

Saturday, August 03, 2019

SPE cartridge can be divided into three classes on the markets: silica-based cartridges, polymer-based cartridges, and adsorption-based cartridges. And here we talk about the three types of silica-based cartridges. The first type is the C18 cartridges. This kind of cartridges bond...

Wednesday, July 31, 2019

Solid phase extraction (SPE), developed in the 1970s, can replace the traditional liquid-liquid extraction in many fields and has been applied more and more widely in the laboratory. The common solvent of SPE Hexane, isooctane, tetrahalide carbon, trihalomethane, dihalomethane, tetrahydrofuran...

Tuesday, July 30, 2019

The improper use of chromatographic columns will make the columns decrease or lose effectiveness. Generally speaking, the columns always have problems at the end of them. If we can install a short column with the same stationary phase as the analysis column in front of analysis column...

Monday, July 15, 2019

The solid phase extraction cartridges (SPE column, or Solid Phase Extraction Cartridges, or SPE cartridges for short) is a sample pretreatment device for extraction, separation and concentration developed from a chromatography column. Mainly used in sample pretreatment of various foods...

Friday, July 12, 2019

Cellulose Exaction Thimble For the cellulose exaction thimble (CET), parameters are mainly focused on the constitution, heating temperature. CET is usually made out of high-grade cellulose or seamless noble cellulose and lines of cotton, excluding any binding elements, which means...

Thursday, July 11, 2019

SPE column or SPE cartridges are based on liquid-solid phase chromatography theory, it is a kind of extraction, separation, concentrated sample preparation unit. Mainly used in sample pretreatment of various foods, agricultural and livestock products, environmental samples and target...

Tuesday, July 09, 2019

Polymeric MCX SPE cartridges are used to extract strongly alkaline compounds. MCX is a mixed strong cation exchange adsorbent obtained by bonding sulfonic acid groups on highly crosslinked PS/DVB surface. It has both reverse phase and cationic exchange retentive properties and good...

Monday, July 08, 2019

SPE Technique Introduction SPE(Solid-phase Extraction), is an increasingly popularized technology of sample pretreatment, which is established on the basis of traditional LLE(Liquid-liquid Extraction). Combined with the substance interaction mechanism that like dissolves like, and...

Monday, July 08, 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Thursday, July 04, 2019

C8 HPLC columns are used to isolate many organic compounds, which are one of the reversed phase silica gel columns. The maintenance of C8 HPLC columns requires organic solvents. Chromatographic grade methanol is recommended and different brands of chromatographic columns should be...

Thursday, July 04, 2019

The filler of polymeric HLB SPE cartridges produced by a special copolymerization technology contains a certain proportion of the hydrophilic group and the hydrophobic group. Hydrophobic divinyl benzene structures retain nonpolar compounds and hydrophilic n-vinyl pyrrolidone structures...

Thursday, July 04, 2019

Activation, also known as solvation, add a suitable solvent to expand the functional groups on the adsorbent and remove possible interferences on the adsorbent. Equilibrium, remove the activated solvent to create a suitable solvent environment for sampling. Usually, use the same solvent...

Thursday, July 04, 2019

As an acronym for Quick, Easy, Cheap, Effective, Rugged and Safe, the method of QuEChERS achieves as a variety of sample preparation and clean-up techniques for the analysis of multiple pesticide residues in the field of agriculture. Originally designed for the analysis of fruits and vegetables...

Wednesday, July 03, 2019

Flash column chromatography is an efficient way to separate complex mixtures of compounds in the lab. we use compressed air to push the solvent through the column when we are running flash columns. It can help provide better separation and cut down the running time as while. Flash...

Tuesday, July 02, 2019

The average sample addition recovery rate of QuEChERS method is higher than 85%, with fewer impurities interfering with the detection of the target substance, a small amount of solvent, simple and fast operation, which will be the preferred pretreatment method for routine detection...

Monday, July 01, 2019

- Low VOC Silicone Modified Polyurethane Conformal Coating - L325 - - FEATURES OF GOLOHO-L325 - ·Convenient to use: organic silicon modified polyurethane type, good waterproof, easy to repair. ·Neutral, no corrosion for many metals, anti-yellowing. Outstanding bond strength for...

Monday, July 01, 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Friday, June 21, 2019

Flash chromatographic column, also called rapid chromatographic column(rapid column crossing, which means gradient elution, decompression or pressurization of the column), medium pressure chromatographic column（for example, rapid elution is achieved by pressurizing with nitrogen and...

Friday, June 21, 2019

Normally SPE cartridge has two basic adsorption modes: target compound adsorption mode, impurity adsorption mode; 5 operation modes: gravity operation, manual positive pressure, centrifuge, negative pressure and positive pressure mode. Now let's review the whole process step by step...

Wednesday, June 19, 2019

Take the example of pear test to check whether a pear is up to the standard. Prepare the environment The first step: Suitable Acetonitrile salting-out extraction environment was prepared. Make the pears into a puree, take 10g to QuEChERS centrifuge tube of 50ml. Add extract solution...

Wednesday, June 19, 2019

SPE cartridges, with a full name of Solid Phase extraction cartridges, is also called the SPE column( solid phase extraction column). The solid phase extraction column/cartridges is a pretreatment device for the sample being analyzed, which developed from the chromatographic column...

Tuesday, June 18, 2019

A more efficient way to extract compounds from solid materials—Soxhlet extraction (also known as sand extraction). In the laboratory, Soxhlet extractor uses solvent reflux and siphon principle, so that the solid substance is continuously extracted by pure solvent, which saves solvent...

Saturday, June 15, 2019

- Technical Applications - Yiheda Automation R & D team can provide you with professional solutions, we have developed many machines for different industries, such as automatic assembly, automatic welding, visual inspection, laser marking, robot integeration, recording and traceability...

Saturday, June 15, 2019

What is SPE Cartridge? The term SPE cartridges is short for Solid Phase Extraction cartridge. It is a kind of sample preprocessing equipment (extract, separate and concentrate) which is developed from the chromatographic column. SPE cartridge is mainly used for preprocessing of the...

Friday, June 14, 2019

Quantity : 1000 - Price : 1 000,00 €

Huatai Industrial (Hong Kong) Co., Ltd. is a professional manufacturer of all kinds of rubber seals, cylinders, cylinder seals, mechanical seals, rubber molds, hardware and other products. Our products use imported rubber compounds, such as NBR-JSR-BAYER, EP35 / EP48 EPDM rubber,...

Friday, June 14, 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Friday, June 14, 2019

Hawach introduced the properties and application range of HPLC column stationary phase in the silica gel matrix. Silica gel matrix: Silica gel, weakly acidic, has a strong memory, used to separate non-polar, weakly acidic compounds, oils, etc.; C18, a silica-based uncapped reversed-phase...

Thursday, June 13, 2019

NH2 HPLC columns can be used in the positive phase or in the negative phase, but it should be noted that the positive phase solvent and the negative phase solvent are usually not mutually soluble. New NH2 HPLC columns are preserved in the positive phase environment under normal circumstances...

Tuesday, June 11, 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Thursday, June 06, 2019

The fast liquid chromatography column optimization function, or “GO” function, converts the linear gradient into a step gradient and optimizes the elution conditions near the confirmed elution peak. First, purify a small portion of the sample with a small column and wait until the...

Wednesday, June 05, 2019

Extraction thimble sizes should be decided as per users' specific applications. Every single size represents the particular practice of displaying the internal diameter and general length of the thimble in millimeters. Thus the extra allowance for the thickness of the thimble wall...

Wednesday, June 05, 2019

Here we talk about the following four kinds of common filter papers about their constitution and characteristic that we can distinguish them. The first one is PP filter paper. PP filter paper is made from polypropylene as the raw material through a proprietary hot melt process, which...

Thursday, May 30, 2019

Overview The HPL panel (High-pressure laminate) 4 mm thick is a solid compound consisting of more than 40 layers of paper impregnated with melamine and phenolic resins. The sheet of HPL, measuring 1300x3050 mm, has a transparent finishing layer on both external sides that protects...

Tuesday, May 28, 2019

- Bopp Bags - We are professionally on manufacturing Multicolor Printed BOPP Laminated PP Woven Bags which are precision produced by quality pp material that offers outstanding usage value. BOPP bags are new, advanced and attractive type of bulk packages from 5 kgs to 100 kgs. BOPP...

Tuesday, May 28, 2019

- Rice Bags - Rice bags are divided into vacuum packages and non-vacuum packages. Most part of non vacuum rice bags are made of polypropylene material, either of nature pp woven fabric or with BOPP film Laminated. Mornpackaging offers both pp woven bags and BOPP bags for rice packing...

Wednesday, May 22, 2019

Quantity : 1 - Price : 8000-15000$

R9 cabinet atc cnc router Furniture Product Description Free Shipping! 12 Tool CNC Rotary Carousel 1325 1530 2030 2040 4*8ft 5*10ft Wood MDF Cabinet Making ATC CNC Router Machine Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables, chair...

Wednesday, May 22, 2019

Quantity : 1 - Price : 8000-15000$

CNC Router Machine Price with ATC Tool Changer R4 Product Description German Siemens controller Siemens servo motor 4 tools top quality ATC cnc router for wood aluminum mdf plastic cutting milling Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture...

Wednesday, May 22, 2019

Quantity : 1 - Price : 5000-10000$

Three spindle wood engraving machine Product Description German Siemens controller Siemens servo motor 3 tools top quality ATC cnc router for wood aluminum mdf plastic cutting milling Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables...

Wednesday, May 22, 2019

Quantity : 1 - Price : 2500-4000$

wood engraving machine price 1325 Product Description router cnc 1325 low price machine cnc router carving machine for wood furniture Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables, chair, doors and windows. * The wood products: voice box...

Monday, May 20, 2019

Common Electronic And Mechanical Connections, Offer Customized Types Brass shell additional EPDM Seal Ring, optional IP65 and IP67 Ingress protection, applied to measure and control air condition or air condition system pressure Typical Feature - Stainless-steel pressure connection...

Saturday, May 18, 2019

R6 wood cnc router machine Product Description Professional Kitchen Cabinet Production With Fam Drilling Bank Woodworking Cnc Router Introduction The Alpha CNC Router is the perfect solution for applications requiring board process and this machine is specially designed for curve surface cabinet...

Monday, April 29, 2019

CN (cyanopropyl) solid phase extraction (SPE) cartridge, CN (cyanopropyl) is a weakly hydrophobic silica matrix filler, which can be used as a normal phase or reverse phase adsorbent. The non-polar or weakly polar acid, medium and basic compounds are extracted from the aqueous solution...

Wednesday, April 03, 2019

Quantity : 300Square - Price : 0,60 €

Glass wool board has two categories. ie. facing-free board and compound facing board. These products are widely used in industry. exterior heat preservation system of residential buildings, air conditioning, and some other fields. Location : huanlesong0611, 110000 Shenyang, Contact ...

Saturday, March 30, 2019

Epsom salt is a pure mineral compound composed of magnesium which has long been known as a natural remedy for many health conditions. Epsom salt can also relax the nervous system and soothe the body, mind, and soul. Epsom salt is common minerals in geological environments. Iits occurrence...

Friday, March 29, 2019

Ceramic material refers to inorganic non-metallic materials made of natural or synthetic compounds through forming and sintering. It has the advantages of high melting point, high hardness, high wear resistance and oxidation resistance. It is widely used in machinery, chemical industry...

Thursday, March 21, 2019

Quantity : 3000MT - Price : USD 350/MT, FOB Indo

Dear Sir/Madam, (HS 310280) We would like to offer: prilled Urea fertilizer with specification as follow: Nitrogen: 46% min; Moisture: 0.5% max; Biuret: 1.5% max; Color: white; Melting Point: 132 deg. celcius; Granulation: 1-5 mm of 90% min; Radiation: Certified non radioactive; 100%...

Thursday, February 21, 2019

Operating Blade 1.Sterile surgical carbon(stainless) steel blades. Product Use: This product is used for the basic surgical surgry for cutting soft tissues. 2.Type: disposable carbon steel surgical blade.Size: 10# 11# 12# 15# 20# 21# 22# 23# 24# 36#.Way of sterilization: sterilized...

Wednesday, January 30, 2019

The properties of globular eucalyptus oil are explained by the presence of active compounds originally present in the leaves of Eucalyptus globulus.For the health: Anti-inflammatory-Anti-infectious and antiseptic air-Expectorant respiratory and drying, For all information contact us...

Wednesday, January 23, 2019

Quantity : 1 - Price : 1 000,00 €

T1 series CNC vertical lathe/turning-milling compound machining center series machine tools are high-grade and high-precision CNC products manufactured by the introduction of WALDRICH COBURG technology and technology from Germany by Beiyi Machine Tool. The series of products adopt...

Sunday, January 20, 2019

Disposable Vinyl Gloves 1.Disposable Vinyl Gloves(Powder & Powder-free). Materials: PVC 2.Color: Blue or According to customer' required.Feature: Compound material, environmental, good feeling, solid and durable. 3.Packing Carton size: 31*25*22cm.Package: 100pcs/box,10boxes/ctn...

Friday, January 11, 2019

What is Tencel Fiber Fabric? Tencel fiber is a new type of artificial cellulose fabric. It comes from cellulose in trees. By using organic solvent (NMMO) spinning process, it is completed under physical action. The whole manufacturing process is non-toxic and pollution-free. Therefore...

Wednesday, September 19, 2018

Salt is essential for life in general, and saltiness is one of the basic human tastes. Animal's tissue contains larger quantities of salt than plant tissues do. Salt is one of the oldest and most ubiquitous food seasonings, and salting is an important method of food preservation....

Saturday, July 14, 2018

Relong can be your supplier for automotive custom parts. Send us a print, sketch or existing part and let us quote to your specification. Relong experienced staff will help answer technical questions and select the correct parts along with the proper material for your application...

Friday, July 13, 2018

Quantity : 1 set - Price : USD $29000-116000

Dul-frequency vibrating screen for stone crusher, linear vibrating screen price for sale Overview of Dul-frequency vibrating screen for stone crusher, linear vibrating screen price for sale: Winner Group to achieve national environmental protection requirements,improve the sintering...

Friday, July 13, 2018

Quantity : 200 sets p - Price : USD $49000 per set

Mining two layer double frequency vibrating screening machine for crushing line Product overview of Mining two layer double frequency vibrating screening machine for crushing line: Mining two layer double frequency vibrating screening machine for crushing line is mainly used in...

Tuesday, June 26, 2018

performance and features: - The machine replaces the traditional manual packaging, makes the packing production goes automatically, improves production efficiency, reduces production cost by a large margin. The whole device can be operated by one person, which reduced labor cost greatly...

Monday, June 11, 2018

MR BAYLOR BRAKE 6032 5310-380-0038 WASHER, PLAIN 3/8 TYPE A (W) ZPLT 5330-363-0028 SEAL, OIL 7.5 x 6 x .5 3110-603-3028 BEARING, RLR SPHR # 23028 4730-678-5035 PLUG, PIPE 1-1/4 SQ HD CP STL 5330-603-7022 SEAL, OIL 10.38 x 8.37 x .75 China Hedele Energy Equipment Co., Ltd. 5365-603-0040 LOCKNUT...