RETENTION - 1134 ads

Tuesday, September 24, 2019

Quantity : 100000/day

Technical data HP Series Performance characteristics：High energy, high power series Typical application of high energy Capacitor：RAM、Detonator, car recorder, smart meter, vacuum switch, digital camera, motor drive, clock circuit, UPS, toy, program-controlled switch, etc. 3v Supercapacitor...

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

Price : 1-100usd

Description of implant depth gauge Application domain: for implantology Material: Ultra high anti-rust & high-hardness stainless steel, titanium, titanium alloy, high anti-rust stainless steel LZQ is an OEM factory for all kinds of dental implant tools, such as Depth gaugeP43...

Friday, September 20, 2019

Price : 1-100usd

Description LZQ is an OEM factory for all kinds of medical tools, such as Kirschner wire P179，Tap P152, Lance Drill P172，Bone Drill Point P227, Abutment, ect. We can produce a whole kit of tools for customers'surgical cases. Product Details various types: Soild & Swift Abutment Drivers...

Friday, September 20, 2019

Quantity : 3000 - Price : 1-100usd

Description of 1rk91 LZQ is an OEM factory for all kinds of medical tools, such as Guide Drill P108,Lance Drill P172, Side Cutting Drill P150, Screwdriver P79, Drill Key P47, Drill Extension P44, ect. We can produce a whole kit of tools for customers' surgical cases. Product Details...

Thursday, September 19, 2019

The extraction thimble is mainly applied in the lab experiment involved with Soxhlet Extraction to ensure complete extraction. There are three types of extraction thimbles available – cellulose extraction thimble, glass fiber extraction thimble, and quartz fiber extraction thimble...

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...

Wednesday, September 18, 2019

Technical data HP Series Performance characteristics：High energy, high power series(such as high power Capacitor and high energy Capacitor) Typical application：RAM, Detonator, car recorder, smart meter, vacuum switch, digital camera, motor drive, clock circuit, UPS, toy, program-controlled...

Tuesday, September 17, 2019

Hawach Scientific product quality in strict accordance with ISO9001: 2000 quality system certification procedures, and from now on we have exported to more than 120 countries. Overview of qualitative filter paper, analysis laboratory commonly used filter paper as a filter medium,...

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...

Thursday, September 12, 2019

Quantity : 300pcs/MOQ - Price : 1.5-10usd

Categories of Commercial Carpets Nylon carpet is a new type carpet use nylon as raw material and processed by machine. Nylon printed carpet is outstanding in aesthetic, decorative, wear resistance and quick resilience after compression. Its high quality especially reflected in which...

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...

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

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...

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...

Friday, August 30, 2019

Quantity : 100pcs - Price : 5.05usd

ND20 Crimp Neck Vials Part No. VH1017 VH2017 VHR2017 Description 10ml crimp headspace clear vial, flat bottom 22.5*46mm USP 1 20ml crimp headspace clear vial, flat bottom 22.5*75.5mm USP 1 20ml crimp headspace clear vial, rounded bottom 22.5*75.5mm USP 1 Location : NO...

Friday, August 16, 2019

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

Chemical packaging bags could be made of polypropylene woven fabric only, but for those chemical material which needs to be stored or transported under dry and leakage-proof conditions, Kraft paper laminated woven pp bags would be a more suitable packaging material choice. Pp woven...

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 : 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

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...

Tuesday, August 13, 2019

Filtration is a kind of physical changes which separate solid impurities from the liquid through porous filter media, only fluid can pass by the porous filter media. So the degree of retention determines the separation efficiency. Hawach provides various options to satisfy every laboratory...

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...

Wednesday, August 07, 2019

The thimble is utilized in extraction, so the dissolution rate of impurities is a comparatively deductive target. For the deficient data of cellulose extraction thimbles, the mental content in glass fiber ones has to be tested, and respective results of different sizes are listed...

Friday, August 02, 2019

Usually, the sample contains something that is not of interest to the analyst. Salt, lipids, lipid-containing substances, humic acid, hydrophobic proteins, and other biological substances are some substances that may interact with the HPLC column in use. These substances have less...

Thursday, August 01, 2019

There are two different cases of retention time: retention time drift and retention time fluctuations. The former means that the retention time changes only in one direction, while the latter refers to the fluctuation of the retention time without a fixed law. It is often helpful...

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...

Saturday, July 27, 2019

Technical data HP Series Performance characteristics：High energy, high power series(high power Capacitor) Typical application：RAM、Detonator, car recorder, smart meter, vacuum switch, digital camera, motor drive, clock circuit, UPS, toy, program-controlled switch, etc. Series specification...

Saturday, July 27, 2019

Technical data HP Series Performance characteristics：high energy Capacitor, high power series Typical application：RAM, Detonator, car recorder, smart meter, vacuum switch, digital camera, motor drive, clock circuit, UPS, toy, program-controlled switch, etc. Series specification sheet：...

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...