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Recombinant Carboxypeptidase B, Expressed in E.coli, Determine C-terminal Amino Acids Recombinant Carboxypeptidase B CAS: 9025-24-5 EC: 3.4.17.2 Source: Expressed in E. Coli. Description Carboxypeptidase B catalyzes hydrolysis of the basic amino acids lysine, arginine and histidine from the C-terminal end of polypeptides. The molecular weight is 33.8kD, the optimum pH is 8.0, and pI is 6.0. ... Shanghai Yaxin Biotechnology Co.,Ltd. Verified Supplierlicense Verified

139-39-25-8Modified aluminum tripolyphosphate Anti-rust pigment has good affinity with varnish ALUMINUM TRIPOLYPHOSPHATE Product typeAnti-corrosion Pigment Product appreancewhite powder Chemical Class AlH2P3O10 · 2H2O CAS No．13939-25-8 Product application:Aluminum Tripolyphosphate, as a new generation of white antirust pigment made by Xinsheng Chemical, is the ideal substitute of toxic antirust ... shijiazhuang xinsheng chemical co.,ltd Verified Supplierlicense Verified

CAS NO 10043-35-3 hydrogen borate powder make LCD flat panel displays and ceramics ►Origin of Boric acid Boric acid, also called hydrogen borate, boracic acid, orthoboric acid and acidum boricum, is a weak, monobasic Lewis acid of boron, which is often used as an antiseptic, insecticide, flame retardant, neutron absorber, or precursor to other chemical compounds. It has the chemical formula H3BO3 ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

Hight whitening Optical Brightener Agent SWN for the wool ,silk . CAS NO 91-44-1 Chemical name: Optical Brightener Agent SWN Structural formula: Molecular formula: C14H17NO2 CAS NO.: 91-44-1 C.I.140 Molecular weight: 231.3 the same name: Uvitex SWR SWN Chemical Structure: Specifications: Appearance white crystal powder Solubility dissolve in ethanol and other organic solvent Melting Point 72 -74°C ... Shanghai Longpu Industry Co.,Ltd Verified Supplierlicense Verified

ANHYDROUS SODIUM SULFITE/SODIUM SULPHITE FOR WATER TREATMENT DescSodium sulfite (sodium sulphite) is a soluble sodium salt of sulfurous acid (sulfite) with the chemical formula Na2SO3. It is a product of sulfur dioxide scrubbing, a part of the flue-gas desulfurization process. It is also used as a preservative to prevent dried fruit from discoloring, and for preserving meats, and is used in the ... NINGBO SOURCECHEM CO.,LTD Verified Supplierlicense Verified

stock/54458-61-6/2,3,4,5-Tetramethyl-2-Cyclopentenone/catalyst/stable supply Specifications: CAS No: 54458-61-6 Product name: catalyst 2,3,4,5-Tetramethyl-2-Cyclopentenone Appearance: Pale yellow liquid Purity: 98%+ Color: Yellowish Application: catalyst for polymer Shelf life: Two years Molecular Formula: C9H14O Molecular Weight: 138.21 1. Description 2,3,4,5-Tetramethyl-2-Cyclopentenone used to ... Sinorefine Corporation Verified Supplierlicense Verified

95% White borax decahydrate powder is widely used in antifreezes and lubricants CAS 1303-96-4 ►Product Description Na 2 B 4 O 7 ·10H 2 O Sodium Tetraborate Decahydrate Technical Grade: Granular and Powder European Pharmacopeia (EP): Granular and Powder National Formulary (NF): Granular and Powder Special Quality (SQ): Granular CAS/TSCA Number 1303-96-4 Borax Decahydrate is the refined form of ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

Optical Brightener Aget 4BK-113/ Fluorescent Brightener 87 Product Cate Optical Brightening Agent For Textile and Daily Use Product Name Optical Brightening Agent 4BK CAS No. 12768-91-1 C.I. No. 113 Main Chemical Composition Stilbene bistriazine derivative Properties 1) With strong fluorescence, excellent whitening effect and slight bluish shade 2) With high light resistance and chemical stability... Shanghai Longpu Industry Co.,Ltd Verified Supplierlicense Verified

High whiteing for Optical Brightener Agent 199-II Powder CAS NO 13001-40-6 Color: green light, resistant to high temperature, high light resistance Packing: 25KG fiber drum lined with double-layer plastic bag, 16KG plastic bag Uses: polyester, acetic acid, chinlon and other fibers. Product Name Optical Brightening Agent 199:II/ ER-III Product Cate Optical Brightening Agent For Plastic CAS No. ... Shanghai Longpu Industry Co.,Ltd Verified Supplierlicense Verified

Optical Brightener Agent 199 liquid E=500 I Technical data: Appearance: pale yellow dispersion liquid Shade: bluish violet Particle size: 90%≤2μm PH value: 6-7 Density: 1.04±0.001 II Applications: This product is mainly used for whitening and brightening of polyester, polyester-cotton, polyester-silk, polyester-yarn, polyester-hemp, polyester-wool and other blend fabrics, and for whitening of ... Shanghai Longpu Industry Co.,Ltd Verified Supplierlicense Verified

High quality Optical Brightener Agent Detergent CBS-X powder(C.I.351) [CHEMICAL NAME] 4.4’-bis(2-disulfonic acid styryl) biphenyl [Molecular weight] 562.6 [STRUCTURAL FORMULA] [Application range and recommended dosage] TYPE Dosage (%w/w in detergents) General washing powders 0.01-0.10 Concentrated washing powders 0.02-0.20 Liquid detergents 0.10-0.30 Scented soaps,soaps 0.02-0.20 Fabric softening ... Shanghai Longpu Industry Co.,Ltd Verified Supplierlicense Verified

Pure Potassium Fluoroborate For Aluminium Alloys Manufacture Material ►Decription Potassium Fluoroborate is a white gelatiniform crystal or powder , Potassium Tetrafluoroborate is a water insoluble Potassium source for use in oxygen-sensitive applications, such as metal production. In extremely low concentrations (ppm), fluoride compounds are used in health applications. Fluoride compounds also ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

97% Strontium carbonate powder SrCO3 was mainly the raw material used for making glass ►Description Strontium carbonate (SrCO3) is a white, odorless, tasteless powder. It is the carbonate salt of strontium that has the appearance of a white or grey powder. It occurs in nature as the mineral strontianite. Molar mass 147.63 g/mol Appearance White powder Odor Odorless Density 3.74 g/cm3 Melting point ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

Industry 98% Potassium Fluoroborate Crystal KBF4 / BF4K CAS NO 14075 53 7 White potassium borofuluoride crystal can be used for aluminium products ►Products introduction Potassium Tetrafluoroborate is a water insoluble Potassium source for use in oxygen-sensitive applications, such as metal production. In extremely low concentrations (ppm), fluoride compounds are used in health applications. ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

CAS 584-08-7 K2CO3 White Powder Potassium Carbonate Uses for potassium carbonate: Important material of inorganic chemical industry, used in TV tube, decrabonization, welding rod, drug oxydol, film, enamel, printing, dyeing and potash glass. The price of potassium is based on product capacity, and the purity that you need. Product Name Potassium Carbonate MF K2CO3 CAS 584-08-7 EINECS 209-529-3 MW ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

TOP grade industry grade 99% UN NO 1760 potassium carbonate for ceramics and glass ►History Potassium carbonate was first identified in 1742 by Antonio Campanella and is the primary component of potash and the more refined pearl ash or salts of tartar. Historically, pearl ash was created by baking potash in a kiln to remove impurities. The fine, white powder remaining was the pearl ash. The first ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

DESCRIPTION: Ninety-nine Percent Solid Potassium Carbonate Powder For Desulphurization Carbon Dioxide Removal is White Solid Powder with Creamy Feel as follow: It is prepared by the electrolysis of potassium chloride The resulting potassium hydroxide and carbonated using carbon dioxide to form as follows: PURITY Item Specification Purity(K2CO3) ≥99% KCL ≤0.003% K2SO4 ≤0.002% Iron(Fe) ≤0.0005% ... Shanghai Yixin Chemical Co., Ltd. Verified Supplierlicense Verified

COMPETITIVE PRICE ZINC ORTH0PHOSPHATE HIGH PERFORMANCE INCREASE SALT SPRAY EFFECT CAS No 7779-90-0 zinc phosphate powder industrial grade 99.7% CHEMICAL CALSS Zn3(PO4)2•2H2O HS CODE 28352990 APPEARANCE WHITE POWDER CLASSIFICATION ZINC PHOSPHATE Grade INDUSTRIAL GRADE 10 working days after received your payment Plastic and paper compound valve bag,net weight of each bag:20kgs, 1 pallet can be ... shijiazhuang xinsheng chemical co.,ltd Verified Supplierlicense Verified

antirust pigment Aluminium Tripolyphosphate For Oil Base Paint 1. Usage: Aluminium tripolyphosphate is superior to such antirust pigments as lead red, zinc chrome yellow an zinc phosphate in rust prevention and practicality.This coloring pigment is able to subsitute conventional toxic antirust pigments such as lead red and zinc chromeyellow in the production.Aluminum Tripolyphospahte can be used ... shijiazhuang xinsheng chemical co.,ltd Verified Supplierlicense Verified

Zinc phosphate with zinc content up to 52% is used for anticorrosion of metal coating​ 1. Property: This zinc phosphate belongs to zinc phosphate with high zinc content, which is very important for the anti-rust effect of metal coating. 2. Usage: The coating prepared by zinc phosphate has excellent antirust property and water resistance.It is used in various lacquer-base coatings to prepare water... shijiazhuang xinsheng chemical co.,ltd Verified Supplierlicense Verified