SUBSTANCES - 1716 Annonces

Mercredi 25 septembre 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...

Mercredi 25 septembre 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...

Mercredi 25 septembre 2019

High temperature resistant α-amylases is a highly effective biological preparation refined by deep fermentation and purification of Bacillus Licheniformis. This alpha amylase powder has good heat resistance, widely used in starch sugar, ,, monosodium glutamate, organic acids and other...

Mercredi 25 septembre 2019

Alpha Glucoamylase, also known as glycosylase. It is an efficient biological preparation made by liquid fermentation and purification of Aspergillus Niger introduced from the United States. It can be used in the saccharification process of brewing to improve fermentation degree and...

Mercredi 25 septembre 2019

The extraction thimbles should be treated before doing the experiments of gravimetric monitoring for particulate matter, asphalt fume, and other matters. The fiber extraction thimbles contain a small number of flammable substances and Easy-to-dissolve ashing substances. The extraction...

Mercredi 25 septembre 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...

Mercredi 25 septembre 2019

Quantité : 1-200ton - Prix : 10usd

We have high voltage insulators for sale! Multifunctional Insulator Cleaning Agent (RS-10) is mainly used for eradicating dirt, dust and contaminations on surface of the power equipment, especially clean that which surface was heavily polluted. After cleaning, RS-10 can significantly...

Mardi 24 septembre 2019

Ion Chromatography is one of high-performance liquid chromatography (HPLC) and is a liquid chromatography method for the analysis of anions and cations. In a narrow sense, ion chromatography is a chromatographic method in which a low exchange capacity ion exchange resin is used as...

Mardi 24 septembre 2019

Quantité : 1 - Prix : 7800-200000usd

Features of Cassava Curved Mesh Crusher Processing Capacity: 2-8Tons/hour Application Scope: Crushing the cassava into the slurry and remove the residues Product Introduction: Curved mesh crusher, rasper crusher, cassava crusher machine, cassava crushing machine for cassava starch...

Lundi 23 septembre 2019

The reason for the QuEChERS matrix effect in the liquid state is generally considered to be due to the non-volatile components in the matrix and the substance to be tested, which competes in the ionization process. The matrix effect in gas phase temperament is generally attributed...

Lundi 23 septembre 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...

Lundi 23 septembre 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...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Stainless Steel Capillary Tube Description: Whether you need to exchange device tubing as a section of your troubleshooting or want to minimize the dwell extent of your system as you pass to narrower columns, WENZHOU HUASHANG STEEL CO., LTD. has the first-rate...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Precision Tubes Description The traditional annealing approach is performed in a so referred to as open furnace, where the atmospheric oxygen reasons scaling of the heat treated materials, which makes the surface rough. HUASHANG STEEL has developed a one of a kind...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Bright Annealed Stainless Steel Tubing Description The traditional annealing approach is performed in a so referred to as open furnace, where the atmospheric oxygen reasons scaling of the heat treated materials, which makes the surface rough. HUASHANG STEEL has...

Vendredi 20 septembre 2019

The water filter cartridge is generally divided into MF (microfiltration), UF (ultrafiltration), NF (nanofiltration) and RO (reverse osmosis) and SF (sodium-ion exchanger filtration) for different purposes. Materials 1.MF: PPF (5-25 micron); active carbon granule and bar (5 micron)...

Jeudi 19 septembre 2019

The determination of 10 plant polyphenols in tobacco samples by solid phase extraction and high-performance liquid chromatography as below: Plant polyphenols are important substances in tobacco. The content of polyphenols in tobacco has an important influence on tobacco quality. Therefore...

Mercredi 18 septembre 2019

Quantité : 20GP - Prix : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Mercredi 18 septembre 2019

Quantité : 20GP - Prix : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Mercredi 18 septembre 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...

Mardi 17 septembre 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,...

Mardi 17 septembre 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...

Lundi 16 septembre 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...

Lundi 16 septembre 2019

The extraction is divided into liquid phase extraction (LLE) and solid phase extraction (SPE). SPE technology is a column chromatography separation process. The technology is a combination of liquid-solid extraction and column liquid chromatography. The combination of this technology...

Dimanche 15 septembre 2019

MiniBottles Empty Plastic Bottles Description: The classic cylindrical minibottles wholesale is made of food grade Pet, which is safer and more reliable.T he bottle Cap is made of Screw Cap, which is connected more tightly, ensuring that the bottle does not leak and the smallmouth...

Samedi 14 septembre 2019

A fire truck (also called fire water truck, fire water foam truck, firefighter, firefighting truck, fire apparatus, fire engine, or fire appliance), Which is a vehicle designed primarily for firefighting operations. In addition, many fire departments often employ their vehicles for...

Jeudi 12 septembre 2019

As an important branch of chromatography, high-performance liquid chromatography (HPLC) has become an important application of separation and analysis technology in the fields of chemistry, medicine, industry, agriculture, commodity inspection, and law inspection. Features of high-performance...

Mercredi 11 septembre 2019

The structure of the SPE cartridge is mainly divided into four parts: column tube, sieve plate, adsorbent and supporting device. The characteristics of each part are briefly introduced below. Column tube: A carrier for the adsorbent, made from serum grade polypropylene. Commonly used...

Mardi 10 septembre 2019

With bottle-top dispenser, the loss of expensive reagents and media messes can be effectually avoided during the transfers. We can find almost the same amounts reproduced for the applications through a direct displacement piston system. The bottle-top dispensers achieve a safer chemical...

Mardi 10 septembre 2019

According to the separation mechanism of substances, Chromatography can be divided into adsorption chromatography, distribution chromatography, ion exchange chromatography and the like. The operation mode of the adsorption thin layer chromatography refers to that the adsorption capacity...