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
Sorbitol liquid 70%, CAS no.50-70-4, also known as glucitol, manufacturing process from purified glucose as material via hydrogenation refining and concentration. It appears as a colorless liquid, used as a food sweetener. Uses: food-grade liquid sorbitol can also be used as a sweetener in home brewing, cheeses, processed fruit, dried vegetables, fat spreads, and baked goods. Sorbitol liquid is also used in modern cosmetics as a humectant and thickener. Sorbitol is also used in some toothpastes and mouthwashes. As an experienced Sorbitol liquid manufacturer and supplier, we has been supplying and exporting Sorbitol liquid 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 Sweeteners Qty in 20 FCL 25000kg Min Order 1000kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC E No. E420 CAS No. 50-70-4 HS Code 382460 Specification FCC/USP Sorbitol liquid 70% Technical grade Specification Item Specification Our control Appearance Transparent, sweety,viscidity qualified Dry solds,% 69.0-71.0 70.0 Sorbitol content(based on dry basis),% 70.0 70.0 Ph value 5.0-7.5 5.0-7.5 Specific Gravity (Relative density(d2020)) 1.285-1.315 1.285-1.315 Reducing Sugars(based on dry basis),% 0.21 0.15 Total Sugars(based on dry basis),% 8.0 8.0 Residue on ignition,% 0.10 0.10 Refraction Rate 1.4575-1.4620 1.4605 Conductivity Rate 10 s/cm 10 s/cm Heavy metal 5PPM 5PPM Lead(base on pb) 1PPM 0.5PPM As (base on As) 2PPM 1PPM Chlorid(base on Cl) 10PPM 10PPM Sulphate(base on SO4) 50PPM 20PPM Nickel(base on Ni) 2PPM 1PPM Total Aerobic Plate Count 1000cfu/ml ﹤100cfu/ml Yeast &Mold 100cfu/ml 100cfu/ml E-Coli Absent(cfu/g) confirms Salmonella Absent(cfu/25g) confirms assess qualified with the standard (It is a non-crystalline liquid)REMARKS: This product complies with the Standard (according to with the FAO/WHO standard 1988). Fit for human consumption.
Sodium cyclamate, E952, CAS no.139-05-9, an artificial sweetener with two food grade, Plate (CP95) & Needle-like (NF13) grade, appears as a white needle-shaped or flaky crystalline powder. Manufacturing process via chemical synthesis, cyclohexane and sulfamic acid as the main raw materials. The sweet of Sodium cyclamate is 30â??50 times sweeter than sugar. Sodium Cyclamate used widely in food and beverages, such as in drinks, candied fruits, preserved fruits, cosmetics, toothpaste, used for household seasonings, such as cooking, used as a substitute sugar in patients with diabetes and obesity. As an experienced Sodium cyclamate manufacturer and supplier, we has been supplying and exporting Sodium cyclamate plate CP95, Needle NF13A for almost 10 years, we also distribute other artificial sweeteners like Sucralose, Sodium Saccharin and Acesulfame Potassium. 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.
Potassium Citrate, E332, CAS no.866-84-2, Potassium salt of Citric Acid, also known as Tripotassium citrate, white, odorless crystalline powder soluble in water, manufacturing process via chemical synthesis, Potassium bicarbonate or Potassium carbonate and Citric acid as raw materials. Potassium Citrate, along with citric acid, Calcium citrate, Sodium Citrate and Magnesium Citrate is widely used as food acidulants. It functions as a buffering agent and sequestrant, commonly used in soft drinks, artificially sweetened jellies, processed cheeses, and puddings. Potassium citrate will reduce sodium content in beverages, gelatin desserts, confections, jams and jellies. As an experienced Potassium Citrate manufacturer and supplier, we has been supplying and exporting Potassium Citrate 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. Potassium Citrate Specification Name Potassium Citrate Formula K3C6H5O7H2O Appearance White crystals or crystalline powder Purity 99.0 101.0% Solubility 1g in 0.55ml water, practically Acidity or Alkalinity Conforms Readily carbonisable substances Conforms Chloride(Cl) 50 ppm max Sulfate(SO42-) 150 ppm max Loss on drying 4.0 7.0% Heavy metals(as Pb) 10 ppm max
Disodium Phosphate Anhydrous, E339, CAS no. 7632-05-5, manufacturing process via chemcial synthesis, Phosphoric acid and Sodium hydroxide as raw materials. Disodium Phosphate Anhydrous is a white powder and granular substance that is basically odorless. It is used to adjust pH, emulsifier, improver, buffer, nutrient supplement, fermentation aid, binder, and chelating agent. As an experienced Disodium Phosphate Anhydrous manufacturer and supplier, we has been supplying and exporting Disodium Phosphate Anhydrous 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. Disodium Phosphate Anhydrous Specification Product Name Disodium PhosphateDSP Disodium Phosphate Dihydrate DSP 2H2O Disodium Phosphate HeptahydrateDSP 7H2O Disodium Phosphate DodecahydrateDSP 12H2O Appearance White powder Crystal particles Crystal particles Crystal particles Disodium Phosphate Na2HPO4(on dried material) %(w/w) min 98.0 min 98.0 min 98.0 min 98.0 Water Insoluble %(w/w) max 0.2 max 0.2 max 0.2 max 0.2 Arsenic (As) mg/kg max 3 max 3 max 3 max 3 Heavy Metal (as Pb) mg/kg max 10 max 10 max 10 max 10 Fluoride (as F) mg/kg max 50 max 50 max 50 max 50 Loss on lgnition %(w/w) max 5.0 18.0-22.0 42.0-46.0 max 61.0
Ester Gum, E455, CAS no.8050-30-4, manufacturing process via refined wood rosin and glycerin. Ester Gum is the food-grade glycerol ester of wood rosin. Glycerol Esters of Wood Rosin (Ester Gum) appears as a yellow to amber hard rosin, is a food additive that is used as an emulsifier and stabilizer. As an experienced Ester Gum manufacturer and supplier, we has been supplying and exporting Ester Gum 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. Ester Gum Specification ITEMS STANDARD Appearance Hard, yellow to pale amber-colored resin Identification Solubility: Insoluble in water, soluble in acetone Infrared absorption spectrum: Characteristic of the compound Ring and ball softening range () 82- 90 Acid value (mg KOH/g) 3-9 Specific gravity (25) 1.080- 1.090 Ash (%) 0.1 Lead (Pb) 2 mg/kg Arsenic (As) 3 mg/kg Mercury (Hg) 1 mg/kg Cadmium (Cd) 1 mg/kg Total heavy metals(as Pb) 10 mg/kg Total plate count 5000 cfu/g Yeast & mould 500 cfu/g Salmonella/ 10g Negative E. Coli/ 5g Negative
Polysorbate 20, also called Tween 20 or PEG(20)sorbitan monolaurate, with E number E432, CAS No.9005-64-5, Molecular Formula C58H114O26, is a polysorbate surfactant, manufacturing process via chemical synthesis, lauric acid andoleic acid as the raw materials, available as light yellow to orange viscous liquid used as safe food emulsifier. As an experienced Polysorbate 20 manufacturer and supplier, we has been supplying and exporting Polysorbate 20 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. Polysorbate 20 food grade Specification PRODUCT NAME: T20 POLYOXYETHYLENE (20) SORBITAN MONOLAURATE1. APPEARANCE light yellow to yellow oily liquid.2. OTHER NAMES Tween 20; Polysorbate 203. HLB VALUE 174. MOLECULAR FORMULA C58H114O265. Technical Specification Parameters Unit Standard Value Acid value mg KOH/g 2.0 Saponification value mg KOH/g 40~50 Hydroxyl value mg KOH/g 96~108 Moisture w/% 3.0 Residue on ignition w/% 0.25 Pb mg/kg 2 Oxyethylene w/% 70.0~74.0 6. PACKAGING:25kg, 220kg/ plastic drum net weight. (Other packages are available upon request.)7. INSTRUCTIONS ON USE AND STORAGE(1) Application Used as emulsifier and stabilizer in food, cosmetics, and other industry.(2) Storage and preservation Preserved dry, cool, and avoid sunlight.8. SHELF LIFE 1 year
PropylParaben, also called propyl p-hydroxybenzoate, E216, CAS no.94-13-3, the manufacturing process via Paraben. Propylparaben is one of a family of preservatives known as parabens, the compounds of parahydroxybenzoic acid. Function: preventing the growth of fungi. It is used as a preservative in water-based cosmetics, such as creams, lotions, shampoos and bath products. PropylParaben often used as a preservative and anti-fungal agent to prevent molding and to provide a much longer shelf life to chips, jams, jellies in food application. As an experienced PropylParaben manufacturer and supplier, we has been supplying and exporting PropylParaben 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. PropylParaben powder food grade Specification ITEM SPECIFICATIONS Characters White crystalline powder Purity (on dry base) % 98.0-102.0 Acidity (PH) 4.0-7.0 Melting point (C) 96-99 Sulfate (SO42-) 300 ppm Residue on Ignition (%) 0.10 Completeness of solution Clear and transparent Organic volatile impurities 0.5 Loss on Drying (%) 0.5
ButylParaben, E209, CAS no.94-26-8, food and cosmetic antioxidant/preservative, manufacturing process via chemical synthesis, 4-hydroxybenzoic acid (Paraben) and 1-butanol as raw materials. ButylParaben used as an antifungal agent in food active against molds and yeasts, and less active against bacteria. Butylparaben is in the paraben family (Ethylparaben, Methylparaben Propylparaben) of preservatives used by the food, pharmaceutical, and personal care product industries. As an experienced ButylParaben manufacturer and supplier, we has been supplying and exporting ButylParaben 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. ButylParaben powder Specification ITEM SPECIFICATIONS Preperty: White crystalline powder Content %: 99.0 Melting Point C: 67-72 Loss in dry,% 0.5 Acid degree: qualified Sulfate (counted by SO42-),% 0.024 4-Hydroxybenzoic acid and Salicylic acid Qualified AS,%: 0.0003 Heavy metal (count by Pb),%: 0.001 Remain in burning % 0.1
Sodium MethylParaben powder, E219, CAS no.5026-62-0, is the sodium salt of Methylparaben, manufacturing process via chemical synthesis. Hydroxybenzoic acid, methanol and sodium hydroxide as the raw materials. Function: anti-fungal and preservative. Sodium Methylparaben is a water-soluble antiseptic mainly used as a safe, high efficiency, broad-spectrum antibiotic for cosmetics. Sodium Methylparaben is in the preservatives paraben family with methylparaben, propylparaben, butylparaben, and ethylparaben used in the feed, food, pharmaceutical, cosmetic and personal care product industries. As an experienced Sodium MethylParaben manufacturer and supplier, we has been supplying and exporting Sodium MethylParaben 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. Sodium MethylParaben food grade Specification ITEM STANDARD RESULTS Appearance White crystalline powder complies Purity (on dry base)% 98.0-104.0 99.4 PH value(0.1%water liquor) 9.5-10.5 9.8 Sulfate(ppm) 300
