English name:2-methyl-3-hydroxy quinoline-4-carboxylic acid Cas no:117-57-7 Molecular formular:c11h9no3 Molecular weight:203.18 Appearance: yellow powdery substance Purity content:99%min Usage: widely used in pharmacy and other organic synthesis Molecular weight:203.18 Package: woven bag with nylon film inside lining, each pack is 25kg.
Naphthol as-irg: Chemical name:4-chloro-2, 5-dimethoxy-acetoaceto anilide Cas no:4433-79-8 Molecular formular:c12h11no4cl Molecular weight:271.7 Physical properties:white crystals.Can be dissloved hot sodium hydroxide solution Appearance:white powder Purity: 99% Molecular weight:271.7 Pack:25kg/woven bag
N, n-dimethylaniline: M.P:2.5 centigrade B.P.:193.5 centigrade Molecular weight:121.18 Appearance:pale yellow-brown oily liquid Purity content:99%min Pack:190kg iron drum Packing:190 kg orin drum
English name: 2-naphthylamine-1-sulfonic acid Cas no:81-16-3 Molecular formular:c10h9no3s Molecular weight:239.25 Appearance: pink needle crystal Package:25kg in pp woven bag Package:25kg in pp woven bag.
Supplier: Herbs, extracts, oils, herbal tea, indian black tea, cosmetics & beauty products, herbal pesticide, aromatic chemicals use for manufacturing aromatic products, detergents, soaps, cosmetic products, household products, colour pigments, calcium carbonate, herbal extracts, powders, herbs, chemical organic & inorganic and derivatives, fluorescent colour pigments for plastics, ink, papers neon sign, food colours & flavours, herbal pesticides, enzyme
Services: Manufacturer & exporter
Pigments are essentially coloured powders or Liquid, and are used to produce a full range of colours. We can say pigments are a primary material, to produce all types of paints and colouring material, Enamels, acrylics, pastels, chalks, Coloured pencils, oils textile prints , Inks, Rubbers, Plastics etc.
We are world leading bulk suppliers of Aromatic chemical Botanical extracts and Essential oils in the purest form, including Propolis products, carrier oils & vegetable oils, herbal powders and natural fragrances.
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
We can supply Acetic Acid Industrial Grade and Food Grade. Commodity:Acetic acid. Other name: Glacial acetic acid Molecular formula CH3COOH CAS:64-19-7 EC No.200-580-7 Introduction: Annual capacity of our glacial acetic acid is 350,000.the raw material is methanol.we use a new technical process to produce: Methanol decomposition. the most important characteristic of this way are as following: mild oder; high quality--can reach 99.99%min; low cost--30% lower than oil decomposition and ethanol decomposition way. Specifications: Apha color:
