L-Cysteine, E920, CAS No.52-90-4, a non-essential amino acid manufactured through fermentation. Cysteine is extracted from raw materials of animal and human origins. Cysteine has the same structure as serine, but with one of its oxygen atoms replaced by sulfur. As an experienced L-Cysteine manufacturer and supplier, we has been supplying and exporting L-Cysteine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Categories Amino Acids Qty in 20â??FCL 12000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC E No. E920 CAS No. 52-90-4 HS Code 293090 Specification FCC/USP L-Cysteine Specification Item Specifications (AJI97 ) Appearance White crystal or crystalline powder; tasteless Assay, % 98.5~101.0 Specific rotation -218~ -224 Loss on drying, % 0.2 Transmittance, % 98.0 Chloride (as Cl), % 0.02 Sulfate (as SO4), % 0.02 Ammonium as (as NH4), % 0.02 Iron (as Fe), % .001 Heavy Metals (as Pb), % 0.001 Arsenic (as As), % 0.0001 pH Value 5.0~6.5 Residue on ignition, % 0.1 Other amino acid Conforms
Commodity: Calcium carbide Molecular formula:CaC2 Molecule Weight: 64.10 H.S code:28491000 CAS: 75-20-7 UN NO.1402 HAZARD CLASS: 4.3 Application: It is a kind of basic material for organic synthesis, and can produce acetylene gas for cutting and welding, also be material for calcium cyanamide. Appearance: Grey, black solid, purple when its purity is more than 90%. Granule:4-25mm / 15-25mm / 25-50mm / 50-80mm /25-80/ 80-120mm Package: Net in 100kg or 50kg new iron drums with nitrogen. Specification: GB10665-2004 Specification Superfine Grade First Grade Second Grade Gas yield(L/kg)L/kg 305 295-305 285-295 PH3 content in acetylene (PH3%) 0.06 0.08 0.08 H2S content in acetylene (H2S%) 0.1 0.1 0.1 Loading weight in 1 x 20fcl:22.5mt
Potassium Monopersulfate compound, a white, free flowing crystalline granule, is non-toxic, odorless, and easily soluble in water. It is an efficient, environmentally friendly, and multifunctional acidic oxidant. General Information Product Name Potassium Monopersulfate compound CAS 70693-62-8 Chemical formula 2KHSO5 KHSO4 K2SO4 Molecular weight 614.7 Specification Appearance White, free flowing granule Available Oxygen, % 4.5 KHSO5,  % 42.8 Loss on Drying  % 0.15 Bulk Density, g/L 0.80 pH (10g/L,25 C) 2.0 .4 Sieve Residue on 75 m test sieve, % 90.0 Packaging Product is packaged in plastic woven bags lined with polyethylene film, with a net weight of 20kg/bag or 50kg, or the packaging form and net content can be determined through negotiation according to customer requirements. Storage Store in a cool and well ventilated warehouse to prevent exposure to sunlight, rain, and moisture. Prohibit mixing with reducing substances for storage.
We can supply & export to international customers STPP SODIUM TRIPOLYPHOSPHATE for Caramic industries & factories & also we can export Potassium Feldspar Sodium Feldspar & Kaolin as well. pls send us your enquiries if you want to procure quality materials from our company Thank you !
2-Naphthol Basic information Chemical Properties Application Preparation Product Name: 2-Naphthol Synonyms: c.i.37500;c.i.azoiccouplingcomponent1;c.i.developer5;Developer A;Developer AMS;Developer BN;developera;developerams CAS: 135-19-3 MF: C10H8O MW: 144.17 EINECS: 205-182-7 Product Categories: Fluorescent;Naphthalene;pigments;alcohol;MICROCIDIN;Color Former & Related Compounds;Developer;Functional Materials;Intermediates;Aromatic Compounds;Alphabetical;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;C9 to C20+;Cell Biology;Chemical Synthesis;Fluorescent Indicators and Probes;Fluorescent Probes;Labels;N;Organic Building Blocks;Oxygen Compounds;Particles and Stains;pH Sensitive Probes and Indicators;Phenols;Dyestuff Intermediates;Aromatics Mol File: 135-19-3.mol 2-Naphthol Chemical Properties Melting point 120-122 C(lit.) Boiling point 285-286 C(lit.) density 1,28 g/cm3 vapor density 4.97 (vs air) vapor pressure 10 mm Hg ( 145.5 C) refractive index 1.5762 (estimate) Fp 153 C storage temp. Refrigerator solubility methanol: soluble1g/10 mL, clear, colorless to light yellow pka 9.51(at 25C) form Powder, Crystals or Granules color White PH Range Non& uorescence (8.5) to blue & uorescence (9.5) Water Solubility 1 g/L (20 C) �»max 226nm, 265nm, 275nm, 286nm, 320nm, 331nm Merck 14,6384 BRN 742134 Stability: Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol. Major Application Display device, semiconductors, photoimaging materials, inks, toner, chalk, security paper, molding materials, tin plating method, rubber, adhesive, leather, detergent, hair dyes, antimitotic drug, anticancer agent, antiinflammatory agent, treatment of acne vulgaris (pimples) and other dermal ailments (rashes, scratches, blemishes, hair loss), disorders InChIKey JWAZRIHNYRIHIV-UHFFFAOYSA-N CAS DataBase Reference 135-19-3(CAS DataBase Reference) NIST Chemistry Reference 2-Naphthalenol(135-19-3) EPA Substance Registry System 2-Naphthalenol (135-19-3) Safety Information Hazard Codes Xn,N Risk Statements 20/22-50 Safety Statements 24/25-61 RIDADR UN 3077 9/PG 3 WGK Germany 2 RTECS QL2975000 F 8 Autoignition Temperature 430 C TSCA Yes HazardClass 9 PackingGroup III HS Code 29071590 Hazardous Substances Data 135-19-3(Hazardous Substances Data) Toxicity LD50 orally in Rabbit: 1960 mg/kg LD50 dermal Rabbit > 10000 mg/kg 2-Naphthol Usage And Synthesis 2-Naphthol Preparation Products And Raw materials
L-Ornithine HCl, CAS No.3184-13-2, a white crystalline powder, used as nutritional supplements. L-Ornithine HCl is an essential amino acid and a derivative L-Arginine. It plays an important role in ammonia metabolism via the urea cycle. It is used in functional and for dietary supplements. As an experienced L-Ornithine HCl manufacturer and supplier, we has been supplying and exporting L-Ornithine HCl for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Ornithine HCl Specification Items Specification Appearance: White crystals or crystalline powder Smell: Characteristic Identification (IR): As per AJI92 Specific rotation: +23 to + 25 (5.5g/100ml, 6N HCl) Transmittance: Not less than 98.0% Ammonium: Not more than 200ppm Sulfate: Not more than 200ppm Iron: Not more than 10ppm Arsenic: Not more than 1ppm Heavy metals(Pb): Not more than 10ppm Other amino acids: Not detectable Loss on drying: Not more than 0.20% Residue on ignition: Not more than 0.10% pH value: 5.0-6.0 Assay: 99-101%
Product Name: L-Arginine Alpha Ketoglutaric 1:1 Molecular Formula: C11H20N4O7 Molecular Weight: 320.2991 Appearance: White crystalline powder Purity: 99% CAS Number: 16856-18-1 EINECS Number: 240-882-6 Standard: USP Standard Supplier: ZhenYiBio Product Description: L-Arginine alpha-ketoglutarate, is a precursor for nitric oxide production and potentially improves blood flow and nutrient delivery (such as creatine or amino acids) to muscles. AAKG gives bodybuilders a stronger "pump" when working out, and is a primary ingredient in nitric oxide powdered supplements. This category contains products which are simply the raw AAKG powder.
Product Name: L-Arginine Alpha Ketoglutaric 2:1 Other Name: L-Arginine 2-Oxopentanedioate Molecular Formula: C17H38N8O11 Molecular Weight: 530.53 Appearance: White crystalline powder Purity: 99% CAS Number: 5256-76-8 EINECS Number: 226-059-4 Standard: USP Standard Supplier: ZhenYiBio Product Description: L-Arginine alpha-ketoglutarate, is a precursor for nitric oxide production and potentially improves blood flow and nutrient delivery (such as creatine or amino acids) to muscles. AAKG gives bodybuilders a stronger "pump" when working out, and is a primary ingredient in nitric oxide powdered supplements. This category contains products which are simply the raw AAKG powder.
L-Arginine powder, CAS No.74-79-3, non essential amino acid manufactured manufactured by fermentation from carbohydrate sources. L-Arginine is widely used in food, protein powder, skin care cosmetics. Use as Fragrance Ingredient; Hair Conditioning Agent; Skin-Conditioning Agent Miscellaneous; Antistatic, masking, skin conditioning. L-arginine also used as nutrition supplements by athletes to recover from fatigue. Arginine Function: can lower risk for arteriosclerosis and heart attack and repairing blood vessels. As an experienced L-Arginine manufacturer and supplier, we has been supplying and exporting L-Arginine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Arginine Specification Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9 State of solution/Transmittance 98.0% Chloride (Cl) 0.05% 0.020% Ammonium (NH4) 0.02% Sulfate (SO4) 0.03% 0.020% Iron (Fe) 0.003% 10PPm Heavy metals (Pb) 0.0015% 10PPm Arsenic (As2O3) 1PPm Other amino acids Chromatographically not detectable Loss on drying 0.5% 0.5% Residue on ignition(sulfated) 0.3% 0.10% Assay 98.5-101.5% 99.0-101.0% PH 10.5-12.0 Organic volatile impurities Meets the requirements
