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
Commodity:Sodium sulfite Molecular Formula: Na2SO3 Molecule Weight: 126.04 Appearance: white or light yellow crystalline powder Item Value Top-grade First grade Qualified product sodium sulfite (Na2SO3),% 98.0, 96.0, 93.0 Fe,% 0.003 0.005 0.02 water-Insoluble ,% water-Insoluble ,% 0.02, 0.03, 0.05 Free alkali(as Na2SO3),% 0.10, 0.40, 0.80 Sulfate(as Na2SO4),% 2.5 Chloride(as NaCl),% 0.10 Uses: used in leather and tannage, plant bleaching agent, reductant Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. Net weight: 25,50,1000kilograms per bag or following your demand.
Commodity: Sodium Metabisulphite Molecular formula:Na2S2O5 Molecule Weight:190.10 H.S code:28321000 CAS:7681-57-4 Product Features Appearance : White Or Light Yellow Crystal Powder Odour: Sulfur Dioxide Taste : Salty Melting Poing : 150 Specific Density1.48 Ph : 4.0-4.6 Solubility : Soluble In Water ,insoluble In Alcohol Application: 1. For industry Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent ;Perfume industry is served as hydrocarbon perfume aldehyde ; The hide profession employ to do to molt dose and pliable dose and wearproof dose ,The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment. 2.For food additive Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned foodbrews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc) Specifications: Na2S2O5 97% min SO2 65% min Fe 0.0015% max water-Insoluble 0.01% max As 0.0001% max PH 4.0-4.6 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
Product: Canadian Iron Millscale Minimum Fe content is 70%,
Specifications Product name Hydroxy propyl methyl cellulose (HPMC) Content of methoxyl 24.0 - 30.0 Content of hydroxy propyl 9.0 - 12.0 Temperature of gelation 63â?? - 75 â?? Moisture max.5% Sulphated ash (%) â?¤1.5 PH value 5 - 8 Appearance white powder Fitness 80-100 mesh Viscosity 4,000 to 200,000 it can be customized HPMC increased with methoxy content reduce, the gel point water solubility and surface activity also declind, depends on customer's situation.
1. Chemical Name: Sodium Pyrophosphate 2. Formula: Na4P2O7, Na4P2O7, 10H2O 3. Molecular weight: 265.90, 446.06 4. Specificity: Colorless or white crystals, crystalline or granular powder. It is easily soluble in water, but is insoluble in alcohol. Density: 2.45, relative density: 2.45, melting point: 890? . The decahydrate effloresces slightly in dry air. pH of 1% solution is about 10. 5. Quality Standard: 6. Usage: It is mainly used as detergent, electroplating . ctFor food grade it is mainly used as emulsifier, buffer, nutrient, sequestrant, texturizer 7. Packing: 25kgs net paper or plastic woven bags. 8. Storage and Transport: It should be stored in a dry, ventilative and clean warehouse kept away from moisture and hot, Furthermore, it should be stored separately from poisonous Substances.
Melting point 151-154 C(lit.) Boiling point 265 C100 mm Hg(lit.) Density 1,36 g/cm3 vapor density 5 (vs air) vapor pressure 1 mm Hg ( 159.5 C) refractive index 1.4880 FEMA 2011 | ADIPIC ACID Flash point 385 F storage temp. Store below +30C. solubility methanol: 0.1 g/mL, clear, colorless pka 4.43(at 25) form Solid color White Odor wh. monoclinic prisms, pract. odorless PH 3.74(1 mM solution);3.22(10 mM solution);2.71(100 mM solution); Water Solubility 1.44 g/100 mL (15 C) Merck 14,162 JECFA Number 623 BRN 1209788 Exposure limits ACGIH: TWA 5 mg/m3 Stability Stable. Substances to be avoided include ammonia, strong oxidizing agents. InChIKey WNLRTRBMVRJNCN-UHFFFAOYSA-N LogP 0.09 at 25â?? FDA 21 CFR 184.1009; 582.1009; 175.300; 175.320; 177.1680 Substances Added to Food (formerly EAFUS) ADIPIC ACID SCOGS (Select Committee on GRAS Substances) Adipic acid CAS DataBase Reference 124-04-9(CAS DataBase Reference) EWG's Food Scores 1 FDA UNII 76A0JE0FKJ NIST Chemistry Reference Hexanedioic acid(124-04-9) EPA Substance Registry System Adipic acid (124-04-9)
Red Shade
Appearance Colourless to light yellow liquid Colour 3G Max Average Molecular Weight (Avg Mw) Approx. 360 Solid Content % - 35-38% Active Matter % - 38-32% Ph 10% Solution 5-7 Chloride As (NaCl) 7% max Free Amido amine 0.5 % Max Density at 20’C (G/cm3) Approx. 1.05
