CAS No.: 77031-30-2
Other Names: Acid Brown CT
MF: C28H18N10Na2O13S2
Place of Origin: Gujarat, India
Type: Acid Dye
Usage: Leather Dyestuffs
Brand Name: Sparrowings
Appearance: Powder Form
Acid Brown 85
Commodity: Sodium Hydrosulfite Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate CAS No.: 7775-14-6 Molecular Weight: 174.10 Chemical Formula: Na2S2O4 Product Description Appearance: White, crystalline powder. Product Feature Odor: Slight irritative. Specific Gravity: Unavailable Solubility: Soluble in water. Density: 2.19 pH: 6-7 pH Test-Method: PH test paper. % Volatiles by volume @ 21C (70F): 0 Boiling Point: Not applicable. Melting Point: >300 C Decomposes. Vapor Pressure (mm Hg): No information found. Bulk Density: ~0.9 Evaporation Rate (BuAc=1): No information found. Application 1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching . 2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps. 3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products, 4. in mineral, the compound of thiourea and other sulphides. 5. as reducing agent in chemical industry. 6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. Packaging 50kg/100kg net in iron drums with double PVC bags Product Specification/Models NDEX 90%, 88%, 85%. FOOD ADDITIVE Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal calculated as Pb, 1ppm Water Insolubles05% Shelf Life(month)12
Appearance Honey Brown Viscous Liquid Active Matter % w/w Mol.Wt320 – 96 ± 1 NDOM% w/w 1.5 ± 0.5 Free Acid asH2So4 1.5 ± 0.5 Color 10%aq.soln. 80 Klett max
Phosphoric Acid Food Grade 85%Min Product Name:Phosphoric Acid Food Grade 85%Min; Molecular Formula:H3PO4, Molecular Weight:97.99, CAS NO:7664-38-2, EINECS NO:231-633-2, UN NO:1805, HAZARD CLASS:8, HS CODE:28092011; Appearance:transparent colorless sticky liquid Spec: Purity(H3PO4):85%min, Chloride(Cl):0.0005%max, Sulphate(SO4):0.005%max, Heavy Metal(as Pb):0.0005%max, Colority:10max, Easily Oxidized Substances(as H3PO3);0.12%max, Arsenic(As):0.0005%max, Fluoride(F):0.001%max; Usage:Food grade phosphoric acid is mainly used to produce series phosphate food additive, and used as sour agent in beverage and food industry. Packing:in 35kg plastic drum,23.8-25.9mts/20'fcl; in 330kg plastic drum, 25.08-26.4mts/20'fcl, in 1600kg IBC Tank, 25.6mts/20'fcl;
Color : 15 max Turbidity : < 10 NTU Specific gravity : 1.680 1.720 Phosphoric Acid content (H3PO4) : 84.5 86.5 Phosphorous Acid (H3PO3) : 0.012 max Chloride content : 0.0005% max Sulphate content (SO4) : 0.003% max Nitrate content (NO3) : 0.1 % max Iron (Fe) : 0.01% max PACKING Packing 35 kg container APPLICATIONS Water treatment, Fertilizer, Textiles, pH adjuster, Catalyst, and chemical intermediate OTHER INFORMATION Molecular Formula: H3PO4 Molecular Weight: 98 g/mol Properties: colorless, readily soluble in water. CAS No. 7664-38-2 EINECS No.: 231-633-2 H.S.Code: 282092000 .
Inorganic acid Fe:%0, 0001max So4:%0, 0000 Acidity:%85 min. Diluting test:white 25 kg or 1.000kg drums
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