2,2',4,4'-Tetrahydroxybenzophenone

Specification item value CAS No. 156-41-2 Other Names MF C8H10ClN EINECS No. 205-853-4 Place of Origin SHA Type Intermediate of medicine Purity 98% Brand Name sealong Model Number sealong156-41-2 Application ntermediate of medicine Appearance Clear colorless to yellow liquid Boiling point 60-65 C0.1 mm Hg(lit.) Density 1.112 g/mL at 25 C(lit.) Refractive index n20/D 1.548(lit.) Molecular Weight 155.62 Storage Store Cold

UV-284 RAW MATERIAL FOR ATTITUDE WHITENING FACE WASH - PERSONAL CARE PRODUCT BP-4 Benzophenone-4 Specifications: Items Specification Appearance Off-white or light yellow crystalline Specific extinction E285:460min UV absorbance E325:290min Content 99.0% min PH value 1.2-2.2 Melting point 140â?? min Loss on drying 3.0% max Turbidity in water 4.0 EBC max Heavy metals 5ppm max Gardner color 2.0 max

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

CMIT/MIT is a liquid biocide with outstanding advantages such as rapid inhabitation of growth and macromolecule synthesis, broad spectrum activity, effective at low concentration and against biofilm as well as a wide pH range, biodegradable non-persistent in the environment, non-surface activity, infrequent dosing, easily deactivated, compatibility, low toxicity, water soluble, non-foaming, cost effectiveness etc. The active ingredient is a mixture of two isothiazolines. CMIT/MIT is ideally suited to meet the requirement of an industrial water treatment biocide for bacteria, fungi and algae paper mill slimicide.

At Prefine Chemicals, we distribute top-tier 2:4 Di Chloro Nitro Benzene and offer expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. (CAS.NO.-97-00-7) Prefine Chemicals guarantees a minimum purity of Min. 99.00 % of 2:4 Di Chloro Nitro Benzene APPLICATIONS Applications are: Sulphur Black Intermediate for acid, reactive Dyes & Pigments PACKAGING ISO Tanks 250 Kgs MS Drums Tanker Load 50 kg HDPE bags MOQ 1x20'FCL SPECIFICATIONS Sr.No Characteristic Specifications 1. Appreance Yellowish 2. Form Flake /Fused 3. Purity 96% 4. Assay by GLC 99% min. 5. Impurity 0.2% maximum 6. PNCB 0.5% max 7. 2,6 DNCB 3.5% max

At Prefine Chemicals, we distribute top-tier 1-2-4 Tri Chloro Benzene and offer expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. APPLICATIONS Manufacturing of: In Herbicide (Dicamba) Dyes Intermediates. PACKAGING MS/HDPE Drums 250 kgs ISO Tank Tanker Load MOQ 1x20'FCL SPECIFICATIONS Sr. No Characteristic Specifications 1 Physical Appearance Clear Colorless Liquid 2. Purity Min 99.9% 3. Specific Gravity 1.45

This product is one of the few kinds of antioxidant, which is non-toxic, tasteless, light colored. Widely apply in each kind of elastomer. It can be used in polyethylene, polypropylene, polyvinyl chloride and other plastic masterbatch. It may use as the urethane foam as well as the electric wire, the electric cable, packaging material for food, the adhesive antioxidant, especially for heat-resisting , lightfastness, ageing resistance in the neoprene colored cable sheath, antioxidant KY-445 is are remarkable. It can use as lightfastness and ageing resistance antioxidant in the polyether and foam, and also as lubricant antioxidant. It's specially effective to protect neoprene, polyacrylate rubber, polyether polyol and so on from ageing resistance because of high fever, light and some other factors. It has good cooperative effect with the sulf-antioxidant.

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

BBIT offers antimicrobial activity against fungi, yeasts and bacteria. BBIT is used for protection and surface anti-bacterial of PVC, silica gel, polyolefin, polyurethane, acrylic resin. Applications include: shower curtain / fabric coating (such as: ski clothing, raincoats, tents) / Vinyl wallpaper and floor / pool substrate / conveyor / soles and uppers / roofing membrane / wire and catheter sheath material / auto accessories (such as: hood, door seals, shock absorbers, steering wheel) / foam material (such as: cushions, gaskets, insulation materials ) / Household Appliances liner (such as: washing machines, refrigerators) / tarpaulins and awnings / antibacterial wall floor paint.