Proteinase K CAS NO 39450-01-6 Lyophilized Powder from Tritirachium album limber. CAS No. 39450-01-6 Molecular Formula: C29H27N2O12P Molecular Weight: 626.504641 EINECS NO. :254-457-8 Other name: CHLOROM; IUB:3.4.21.14; IUB: 3.4.21.64; EC 3.4.21.14; EC 3.4.21.64; ENDOPEPTIDASE K; 3.4.21.14; PROTEINASE K. Protease k is a highly active protease of the subtilisin class, used for the general degradation of proteins in biological samples. It is purified from Tritirachium album limber. Protease K is a serine protease with broad cleavage activity. It cleaves the carboxy terminal peptide bond of aliphatic amino acid and aromatic amino acid. This enzyme is purified to remove RNase and DNase activities. Since proteinase K is stable in urea and SDS, it also has the ability to degrade natural proteins. Application: 1.Gene Diagnostic Kit 2.Genomic DNA extraction kit 3.RNA extraction kit removes nucleases from DNA and RNA preparation 4.Extract non-protein components from tissues to degrade protein-containing impurities-such as preparation of DNA vaccines and heparin 5.Preparation of chromosomal DNA for pulse electrophoresis 6.Western Blot 7.The general working concentration of proteinase K is 50-100ug / ml Proteinase K Source: Tritirachium album limber Appearance: white lyophilized powder Specific activity: > 30 U / mg protein (measured 33-36U / mg, subject to the current batch of COA). Molecular weight: 29kDa (SDS-PAGE) Definition of activity unit: at 37 and pH 7.5, the substrate casein can be hydrolyzed to produce 1 �¼mol of tyrosine eggs per minute The amount of white enzyme K is defined as one unit (U). Residue of DNase: Digested with �» DNA as the substrate for more than 6 hours at 37 , no deoxyribonuclease activity was detected. RNase residue: Digested at 25 for more than 16 hours, no ribonuclease activity was detected. Inactivation method: adding benzenesulfonyl chloride (PMSF) or diisopropyl fluorophosphoric acid (DFIP) inhibitor to the reaction system Alive, incubation at 65 for 10-15min can partially inactivate. Packing: 100g / bottle; 500g / bottle; 1Kg / bottle Storage: The dry powder state can be stored for a long time under the condition of -20 . After dissolving, dispense into appropriate volume, store at 2-8 for short-term, and -20 for long-term. Under the correct storage conditions, the validity period of the dry powder state can reach one year. The liquid state is valid at -20 for half a year. After opening the package, if It is recommended to filter and sterilize or add a stabilizer such as 0.5% sodium azide to prevent microbial contamination if it is left at 2-8 for more than a week. Storage and dilution buffer: 50 mM Tris-HCL buffer, 2 mM CaCL2 (pH 8.0). Reaction conditions: Incubate for one hour at 37-56 in reaction buffer
Chemicals for molecular reagent manufacturing, skincare products, molecular chemical reagent, iptg/cas : 367-93-1, bovie serum albumin/cas : 9048-46-8, dtt(dithiothreitol )/cas : 3483/12/3, proteinase k/cas : 39450-01-6, deoxyribonuclease i/cas : 9003-98-9, ribonuclease a/cas : 9001-99-4, cytochrome c/cas :9007-43-6, trypsin/cas :9002-07-7, �-diphosphopyridine nucleotide�?nad/cas : 53-84-9, �-nicotinamide adenine dinucleotide phosphate sodium salt(nadp)/cas :1184-16-3.Manufacturing and exporting
Product Name: Sodium permanganate Use level: Industrial Content: 40 (%) CAS Number: 10101-50-5 Molecular formula:NaMnO4 Molecular Weight: 141.93 Appearance: purple liquid. A density of 1.36 ~ 1.39 g / cm3, soluble in water, ethanol and ether, soluble in liquid ammonia. Decomposition in alkali. Strong oxidizing. And chemical properties similar to potassium permanganate. Purposes: as oxidants, disinfectants, fungicides and phosphorous antidotes. Toluene is also used to manufacture saccharin, o-toluene sulfonamide and organic synthesis and purification of phenol wastewater treatment. Can be used for circuit boards, metal surface cleaning, the conductive film cleaning to remove grease, electrolytic manganese dioxide, chemical fiber finishing, electroplating addition to hydrogen sulfide and other odors, as well as water treatment and so on. Packaging and storage: Industrial Pails barrel, net weight 25kg plastic drum, 250kg steel-plastic composite barrels, 1250kg IBC barrels packaging. Store in a cool dry place. Quality Standard: Â Items index Sodium permanganate (NaMnO4) Content / (%) 40 Water-insoluble content / (%) 0.01 Potassium (K) content / (%) 0.22 pH value 6 ?8 Density / (g/cm3) 1.36 1.39 Chloride (Cl) content / (%) 0.02
Product Name:Aluminum sulfate Molecular Formula:AL2(SO4)3 Hs Code:2833220000 CAS Code:10043-01-3 Standard:HG2225-2010 Shape:flake, powder, 2-4cm lump and 2-5mm/3-8mm granular Properties:There are two types,anhydrous aluminium sulphate and aluminium sulphate octadecahydrate. In normal condition , it is AL2(SO4)3�·18H2O; AL2(SO4)3�·14H2O after efflorescence, can be white powder , glittering flaky or crystalline flakes, odorless, sweet to slight bitter. Use:Sewage Treatment, treatment of drinking water, Sizing of paper , Cement Additive. Specifications Item name Standard AL2O3 15.6% 16.5% 17% Fe2O3 0.5 %  0.005 % 0.004% PH value 3.0 3.0 3.0 Water insoluble matter 0.2% 0.04% 0.03% Packing 25kg or 50kg or 1000kg in plastic lined woven bag
Product Name:Aluminium sulphate Molecular Formula:AL2(SO4)3 Hs Code: 2833220000 CAS Code:10043-01-3 Standard:HG2225-2010 Shape:flake, powder, 2-4cm lump and 2-5mm/3-8mm granular Properties:There are two types,anhydrous aluminium sulphate and aluminium sulphate octadecahydrate. In normal condition , it is AL2(SO4)3 18H2O; AL2(SO4)3 14H2O after efflorescence, can be white powder , glittering flaky or crystalline flakes, odorless, sweet to slight bitter. Use:Sewage Treatment, treatment of drinking water, Sizing of paper , Cement Additive. Specifications Item Name Standard AL2O3 15.6% 16.5% 17% Fe2O3 ¤0.5 % 0.005 % 0.004% PH value .0 3.0 3.0 Water insoluble matter 0.2% 0.04% 0.03% Packing 25kg or 50kg or 1000kg in plastic lined woven bag
Name: 2-hydroxy-6-naphthoic acid Alias: 2,6 acid; 2-naphthol-6-carboxylic acid; 6-hydroxy-2-naphthoic acid; 6-hydroxy-2-naphthoic acid CAS NOï¼?16712-64-4 Molecular formula: c11h7o3 Molecular weight: 187.172 Product quality standard: Appearance characte Light yellow powder Content 99% 2-naphtholâ?¤0.10% 2,3-acidâ?¤0.10% melting point243-245�°C Loss on dryingâ?¤0.30% heavy metalâ?¤20ppm Application: used in medicine, liquid crystal, paint, etc. Packing: 25kg / cardboard barrel, or according to customer requirements
4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
English name: Calcium Nitrite Molecular formula: Ca(NO2)2 Molecular weight: 132 CAS NO. 13780-06-8 HS CODE: 28341000 UN NO.: 2627 5.1 type oxidizing agent Properties: White powder without crystal water. It is tasteless and toxic. Easily in water and presents light yellow solution. Specifications: Item Superior grade First grade Second grade Calcium Nitrite[Ca(NO2)2 as dry basis]% 94 92 90 Calcium Nitrate[Ca(NO3)2 as dry basis]%
Commodity: Sodium Hydrosulfite Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate CAS No.: 7775-14-6 Molecular Weight: 174.10 Chemical Formula: Na2S2O4 Product Description Appearance: White, crystalline powder. Product Feature Odor: Slight irritative. Specific Gravity: Unavailable Solubility: Soluble in water. Density: 2.19 pH: 6-7 pH Test-Method: PH test paper. % Volatiles by volume @ 21C (70F): 0 Boiling Point: Not applicable. Melting Point: >300 C Decomposes. Vapor Pressure (mm Hg): No information found. Bulk Density: ~0.9 Evaporation Rate (BuAc=1): No information found. Application 1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching . 2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps. 3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products, 4. in mineral, the compound of thiourea and other sulphides. 5. as reducing agent in chemical industry. 6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. Packaging 50kg/100kg net in iron drums with double PVC bags Product Specification/Models NDEX 90%, 88%, 85%. FOOD ADDITIVE Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal calculated as Pb, 1ppm Water Insolubles05% Shelf Life(month)12
Commodity: Potassium Amyl Xanthate Product Nature Chemical name: Potassium Amyl Xanthate (PAX) Equivalent to : Z-6, AERO 350 xanthate Molecular Formula: C5H11OCSSK Physical characteristics: Slight yellow or grey yellow free flowing Powder or pellet and soluble in water. It is a xanthate based on the C5 alkyl isoamyl alcohol in the potassium salt form Testing method: Lead acetate titration CAS Number: 2720-73-2 EINECS No.: 213-180-2 Use A Collector With High Collection And Normal Selectivity,widely Use In Floatation Of CU/PB/NE AND PYRITE, Especially For The Floatation Of The Gold In Gold And Copper Mine.it Could Make Good Result In Copper And Lead Oxidized Ore.ofeen Used In Rough Selecting And Scavenging. Specifications Chemical components Specification 1 Specification 2 Purity 85% Min 90% Min Moisture & volatiles 10% Max 4% Max Free alkali 0.5% Max 0.2% Max Packing and Storage 120KG IRON DRUM,134 DRUMS PER 20'FCL,16.08MT; (OR 110-180KG IRON DRUM) 850KG Wooden Box,20 Box Per 20'fcl,17mt; (or 500kg,800kg,850kg Wooden Box With Inner BAG) 25-50KG WOVEN BAG
Commodity:Avobenzone CAS No. 70356-09-1 Molecular Formula C20H22O3 Molecular Weigh 310.39 EINEC No. 274-581-6 Specification Quality standard: USP36 Appearance Off-white powder Assay 95.0-105.0% Melting range 81.0~86.0 Impurities Any individual impurity: 3.0% The sum of all of the impurities: 4.5% Loss on drying 0.5% Packaging and storage: 1kg/aluminum foil bag. 25kg/barrel, pharmaceutical packaging barrel. Sealed, stored in dark, with a shelf life of 2 years. Reference dosage: The hygiene standards for cosmetics stipulate that the maximum amount added shall not exceed 5%, and the general dosage is 1-4%. Usage: Sunscreen agent-1789 is the most effective fat soluble UVA filter and is a safe and effective UVA sunscreen approved by the US FDA for sale on the counter. It can effectively block UVA, thereby increasing the SPF value of sunscreen products. It can improve the efficacy of sunscreen products when used in combination with UVB filters, and BL-200 has the best effect when used in combination with octyl methoxycinnamate. BL-200 can increase its stability in the product. It has an extremely effective protective and repairing effect on human skin. Application: This product is soluble in oil and can be formulated into a cream using the usual method. However, the product turns red when it encounters metal ions, so other components such as formula water should not introduce metal ions. The equipment should be made of pure stainless steel, and an appropriate amount of EDTA-2Na should be added to the formula water phase to chelate with metal ions.
[Alias] foaming powder; sodium lauryl sulfate; sodium lauryl sulfate; sodium dodecyl sulfate, sodium dodecyl sulfate [English name] Sodium dodecyl sulfate. [Abbreviation] SDS [CAS No.] 151-21-3 [Molecular formula] ROSO3Na R = C12alkyl, C12-C14alkyl [Molecular weight] 288.38 (R = C12alkyl), 296 (R = C12-C14alkyl) [Grade] It can be divided into industrial grade (GB/T15963-2008), toothpaste grade (QB/T2900-2012), latex grade and reagent grade according to application fields and standards. [Technical Indicators] [Performance and Applications] This product is a white or yellowish sticky substance, commonly used in detergents and textile industry. Belon to an anionic surfactant.It is easy to dissolve in water, has good compatibility with anions and nonions, and has good emulsification, foaming, penetration, decontamination and dispersion properties. It is widely used in toothpaste, shampoo, shampoo cream, shampoo, washing powder, liquid washing, cosmetics and plastic demoulding, lubrication, pharmaceutical, papermaking, building materials, chemical and other industries. (1) Used as detergent and textile auxiliaries, also used as toothpaste foaming agent, mine fire extinguishing agent, emulsion polymerization emulsifier, wool detergent, etc. (2) Used as anionic surfactant, emulsifier and foaming agent (Use 3) GB 2760-96 stipulates that it is a processing aid for food industry. Blowing agent; emulsifier; anionic surfactant. Used for cake, beverage, egg white, fresh fruit, fruit juice beverage, edible oil, etc. (4) It is used as an emulsifier for drugs, cosmetics and synthetic resins. Foaming agent for toothpaste and fire extinguisher. Used as a detergent for fine silk and wool fabrics. Flotation agent for metal beneficiation. (5) Used as detergent and textile auxiliaries, also used as toothpaste foaming agent, fire extinguishing foam liquid, emulsion polymerization emulsifier, pharmaceutical emulsion dispersant, shampoo and other cosmetics, wool detergent. (Use 6) Biochemical analysis, electrophoresis, ion pair reagent
Product Nature Chemical name:Potassium Amyl Xanthate (PAX) Equivalent to : Z-6, AERO 350 xanthate Molecular Formula: C5H11OCSSK Physical characteristics: Slight yellow or grey yellow free flowing Powder or pellet and soluble in water. It is a xanthate based on the C5 alkyl isoamyl alcohol in the potassium salt form Testing method: Lead acetate titration CAS Number: 2720-73-2 EINECS No.: 213-180-2 Use A Collector With High Collection And Normal Selectivity,widely Use In Floatation Of Cu/pb/ne And Pyrite,especially For The Floatation Of The Gold In Gold And Copper Mine.It Could Make Good Result In Copper And Lead Oxidized Ore.Ofeen Used In Rough Selecting And Scavenging. Specifications Chemical components Specification 1 Specification 2 Purity 85% Min 90% Min Moisture & volatiles 10% Max 4% Max Free alkali 0.5% Max 0.2% Max Packing and Storage 120kg Iron Drum,134 Drums Per 20'fcl,16.08mt; (or 110-180kg Iron Drum) 850kg Wooden Box,20 Box Per 20'fcl,17mt; (or 500kg,800kg,850kg Wooden Box With Inner Bag) 25-50kg Woven Bag
APPLICATION OF SK-HB K-SILICATE MORTAR : * K-SILICATE is used for jointing Acid Resisting brick in construction of vessels in suited for construction of fume chambers and stacks handling hot, dry Acid fumes and vapors. It is also used for jointing chemical resisting stoneware pipes. K-SILICATE cement is good bedding material for Acid â?? Resisting bricks and tiles. The concrete surface needed protection should be dryed, clean and rough. The bricks or tiles will be set with K-SILICATE cement over concrete surface applied with a suitable an impermeable interliner. When Bedding and Jointing Materials are the same. On the treated surface bricks or tiles are bedded to a thickness of about 6 mm and tamp gently with a wooden piece till the paste squeezes out of joints. The paste that is squeezed out of the joint should be removed by trowel with good finishing. After the mortar of the joint is dryed treat the joints with 20% Hydrochloric Acid Solution by means of brush. A.R.lining should be always in contact with Acid and not with water. Concrete subtract like Floor, Wall, tanks and similar surface should be protected with a membrane of Bitrok Mastic or compound steel tanks should be protected with rubber or PVC subjected to chemical conditions and temperature of chemical media. The Brick lining is recommended over the protective layer of Bitrok Mastic. When Bedding and Jointing Materials are Different. Spread the silicate type mortar about 6 to 8 mm thick on the back of the tile or brick. Press the tile on the bed leaving required space for joints between tiles for bricks. After the bedding mortar is set, fill Mp the joints with specified cement.PRODUCT DATA SHEET FOR SK-HB ( K-SILICATE) MORTAR A general purpose cement for acid conditions Resistant to High & medium concentrations of most of the common organic and inorganic acids except Hydroflouric acid. Recommended where the concentration of the acid is high suitable for high temperature. Unsuited to aqueous solutions, alkaline conditions. PREPARATIONS OF MORTAR : * Measure 1 part by weight of K-SILICATE solution into a suitable mixing pan. * Add slowly and gradually 3 parts by weight K-SILICATE mortar and mix thoroughly to form a smooth mortar. * In hot season very large batches of mortar will become stiff quite rapidly therefore small batches, not exceeding 4 to 8 kgs. Will be prepared. * The cement mortar will be used before it starts setting.
We are supplier of Potassium Sulphate 100 % Water Soluble, K2O : min 50 %, Chloride : Max 1 % Use: Agriculture Fertilizer K2SO4: 92% min K2O: 50% min Chloride: (0.5+-0.2) % Ca: (1.6 +- 0.1)% Mg: (0.09 +- 0.00)% Fe: (0.05 +- 0.01)% Na: (2 +- 0.2)% Moisture: (0.2 +- 0.01) % Melting Point: 1067 Deg Celsius pH: 3+-1 Solubility in Water: Soluble Bulk Density: 1.1 gm/cm^3 Potassium Sulphate also is known as Sulphate of Potash, is 100% water soluble source of Potassium (K) and Sulphur (S), It can be used in the greenhouse, open field for vegetables, cereals, oilseeds, lawn, turf, and nurseries
Belt press juicing machine for fruit vegetable Use for : 01.fruit juice 02.vegetable dehydration or juce 03.enzyme juice 04.Extraction of medicinal juice 1. High lift and large flow, strong pumping force, not easy to block, precision casting pump body, lasting work, high efficiency and energy saving, after-sales guarantee 2. Long service life. The product is equipped with a new automatic deviation correction and tension system, automatic operation, uniform distribution of materials, extended filter bag life, and long bearing service life 3. Rust-proof and corrosion-resistant, tough shell, stable operation, unique oblique lengthened wedge design, more stable operation and low noise 4. The treatment effect is good. Two sets of independent backwashing systems are adopted. The multi-roll diameter decreasing backlogs are compact in layout and the filter cake has high solid content. 5. Efficient, convenient and ultra-long gravity dewatering area, with large bearing capacity, strong processing capacity, low power consumption and low operating cost 6. Juice yield 85% Small capacity 500-3000kg/h,filter belt width 500-2000mm,power 1.5-3kw, filter belt speed 1.5-3.5m Big capacity 3-20T/hour,power 14.7-41kw ,machine size length 3100-5420mm Width 1475-3430mm high 1820-2420mm
Specification: Free Fatty Acids (% As Palmitic) : 5.0% Max. Moisture And Impurities (AOCS Ca 2c-25) : 0.1-0.25% Max. IODINE VALUE (Wijis) (AOCS Cd 1-25) : 50-55 Min. SLIP MELTING POINT (AOCS Cc3-25) : 33-39 C Max. COLOUR (Lovibond 5.25 cell) : 3.5R/3.5Y Max. DOBI : 2.31 Min Purity and freshness are the highlights of Crude Palm Oil, which we make available. This Crude Palm Oil is processed hygienically as per the set rules and regulations. We are rated as a dependable Manufacturer and Exporter of Crude Palm Oil. Packing Size: 1) PET Bottle 0.25L, 0.50L, 1L, 2L, 3L, 5L 2) HDPE Jerry Can 1L, 2L, 3L, 5L, 8L, 10L, 16L, 18L, 20L, 25L 3) Big Mouth HDPE Jerry Can 10L, 16L, 18L 4) Tin Can 16L, 18L, 20L 5) Steel Drum 190kgs 6) Plastic Drum 190kgs 7) Bag In Box 20L 8) Flexi Tank 21MT Quality:CP6, CP8, CP10
Fertilizers play a key role in improving the productivity of various crops. Fertilizers contain three primary elements. They are nitrogen (N), phosphorous (P) and potassium(K). They are usually represented on the package as a percentage of their weight i.e. 10-8-6 meaning 10% of N, 8% of P and 6% of K. Formulation percentages vary depending on intended use and desired effects.
Other Name: Caprylyl salicylic acid INCI Name: CAPRYLOYL SALICYLIC ACID Molecular Formula: C15H20O4 Molecular Weight: 264.32 Appearance: White crystalline powder Purity: 98% CAS NO.: 78418-01-6 EINECS No.: 1312995-182-4 Application: cosmetics and skin care products Supplier: ZHENYIBIO Caprylyl salicylic acid is a derivative of salicylic acid and is fat-soluble. Caprylyl salicylic acid is used as a skin conditioner, spot remover and preservative in cosmetics. It is a derivative of salicylic acid with a lipid chain. Compared with salicylic acid and ordinary AHA and other keratin dissolving components, it can penetrate into the stratum corneum and loosen the joints of cells one by one, thereby exerting a more effective micro-exfoliation. The effect makes the skin more delicate and smooth, and blemishes are obviously improved. Caprylyl salicylic acid is an exfoliating, anti-inflammatory and anti-infective drug. It is used to treat the appearance of dry damaged skin, reduce dry patches/flaking, and restore skin flexibility. This means that it can not only peel off the surface of the skin, but also penetrate deep into the epidermis, removing dead skin cells and excess oil that accumulates in pores. Caprylyl salicylic acid not only maintains the effect of salicylic acid in peeling off aging keratin, but also enhances its affinity with skin cells, making it easier to penetrate into the stratum corneum. It can be used as an external ingredient in cosmetics to delay aging and treat blackheads