BOND - 1116 Annonces

Friday 27 September 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...

Wednesday 25 September 2019

Pullulanase is produced from Bacillus licheniformis by deep fermentation. It can be widely used in, starch sugar, monosodium glutamate, , and other industries. Pullulanase enzyme is a thermally stable debranching enzyme (cotyl-1, 6-glucosidase) applied at pH. It can hydrolyze the pentyl-1...

Wednesday 25 September 2019

β -Mannanase is a kind of hemicellulase that can hydrolyze β -1N 4 mannoside bond at random. The improved Pichia pastoris is refined by liquid-deep fermentation and post-treatment. β -mannanase can degrade mannan-a bifidobacterium growth factor. β -mannanase is widely used in food...

Wednesday 25 September 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...

Wednesday 25 September 2019

Quantité : 1-200ton - Prix : 10usd

The Characteristics of Silicone Rubber Insulation Product 1. Heat and Cold Resistance Since silicone rubber has high bond energy and good chemical stability, its heat resistance is better than that of organic polymers. Furthermore, since the intermolecular interaction force is weak...

Monday 23 September 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...

Thursday 19 September 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...

Tuesday 17 September 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...

Wednesday 11 September 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...

Thursday 05 September 2019

The abrasive paper roll is coated abrasive, its grains are bonded to the heavyweight paper base by high strength resin in the procession of electrostatic sand-planting. The heavy weight backing paper is high tensile strength, high tear strength, and low elongation. Special-made E-wt...

Friday 30 August 2019

Quantité : 100pcs - Prix : 6,00 €

la chine lab supplies limited utilise la technologie exclusive de septations à bond cautionnement de bouchons en polypropylène, tout en conservant les propriétés à faible suintement du septum.cette technologie unique est actuellement disponible en 24-414, 9 mm et 13-425 des bouchons à vis...

Wednesday 28 August 2019

Quantité : 6KG - Prix : 0.025$

Diamond Resin bond micron The Friable type of resin bond diamond powder. Diamond Resin bond micron Is made from resin bonded materials. It has a multi-crystalline structure, rough surface, and uniform shape. The sharp edges always generate during cutting, grinding, lapping, and finishing...

Wednesday 28 August 2019

Quantité : 6kg - Prix : 0.025$

Metal Bond Diamond Micron Powder Our metal bond micron products offer good Roughing, Lapping and finishing result. For resin bond, vitrified bond, and electroplated bond. Application: for stone, watch, optical glass etc. EA-MW19 Irregular shape, low toughness, uniform Particle Size Distribution...

Wednesday 28 August 2019

Quantité : 6kg - Prix : 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...

Saturday 17 August 2019

Quantité : 500kg

The Characteristics of silicone electrical insulation Product 1. Heat and Cold Resistance Since silicone rubber has high bond energy and good chemical stability, its heat resistance is better than that of organic polymers. Furthermore, since the intermolecular interaction force is weak...

Saturday 17 August 2019

Quantité : 500kg

In recent years, with the improvement of people's living standard, the living conditions of the requirements is also rising, which highlights the growing importance of waterproof family. The new concept of "health for Verizon waterproof, care homes", is committed to the comprehensive...

Friday 16 August 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...

Saturday 10 August 2019

Quantité : Proofing b - Prix : 200-1500CNY

Half hole pcb: The walls of the PTH holes on the PCB are plated with Half-hole formed by smooth and complete metal forming.The Half hole process on the edge of the board is already a mature process in PCBSKY PCB manufacturing processing. How to control the quality of the product after...

Saturday 03 August 2019

Quantité : 100,000 MT - Prix : 50USD

CAS NO.: 868-77-9 - 2-Hydroxyl Ethyl Methacrylate (HEMA) is mainly used for the modification of resins and coatings. Its copolymerization of other acrylic monomers can produce acrylic resins with active hydroxyl groups in the side chains, perform esterification reaction and cross-linking...

Saturday 03 August 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...

Thursday 01 August 2019

Ceramic membranes (Porous Ceramic Membrane & tubular ceramic membrane) are available for microfiltration, ultrafiltration and nanofiltration as single-channel or multiple-channel elements with channel diameters between 2 and 16mm. Their main characteristics of porous tubular ceramic...

Wednesday 31 July 2019

Our metal bond mesh diamond combines both using life and working efficiency. Suitable for resin bond, vitrified bond, metal bond, and electroplated bond system. Application: glass, PCD/PCBN, dental tools, gemstone EA-M19 Medium toughness, Irregular shape, new cutting edges always...

Wednesday 31 July 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 31 July 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...

Monday 01 July 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...

Friday 14 June 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...

Friday 31 May 2019

Flash Columns Series Flash Columns produced by Hawachhas three series as follows. StarFlash Only silica gel columns are optional with another two types of standard and high-grade level which has higher purity degree and better quality than the former. PureFlash Corresponding to silica...

Sunday 21 April 2019

Diamond Resin bond micron The Friable type of diamond micron. Diamond Resin bond micron Is made from Diamond Resin Bond Mesh. It has a multi-crystalline structure, rough surface, and uniform shape. The sharp edges always generate during cutting, grinding, lapping, and finishing. With...

Sunday 21 April 2019

Friable Diamond Each Particle is with sub-crystal structure. Irregular and Very rough surface. New cutting edges come out during working. Also available in electroless plating of both nickel (30% and 56% by wt.) and copper (50% by wt.) allowing for better crystal retention in both...

Sunday 21 April 2019

Our metal micron diamond powder products offer good Roughing, Lapping and finishing result. For resin bond, vitrified bond, and electroplated bond. Application: for stone, watch, optical glass etc. EA-MW19 Irregular shape, low toughness, uniform Particle Size Distribution. The best...