CAS No.: 1324-35-2
MF: C30H12Br2O2
EINECS No.: 215-374-2
Place of Origin: China (Mainland)
Type: Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance
Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
Application:Pharm/Chem Industries
Appearance:Solid Form
Vat G.yellow Gcn (Vat Yellow 2) Vat Brown 2g (Vat Brown) Vat Orange 2 Vat Blue Rsn (Vat Blue 4) Vat G.yellow Rk (Vat Orange 6) Vat Blue Bc (Vat Blue 6) Vat Orange 7 Vat Blue 16 Vat Orange 9 Vat Blue 18 Vat Yellow 3rt (Vat Orange 11) Vat Blue Bo (Vat Blue 20) Vat Orange 15 Vat Blue 22 Vat Violet Rr (Vat Violet 1) Vat Blue 4g (Vat Blue 29) Vat Magenta B (Vat Violet 3) Vat Blue Rcl (Vat Blue Mixture) Vat Violet 3b (Vat Violet 9) Vat Green Ffb (Vat Green 1) Vat Violet 13 Vat Olive Green B (Vat Green 3) Vat Red 6b (Vat Red 13) Vat Black Bb (Vat Green 9) Vat Red 14 Vat Grey 3b (Vat Black 16) Vat Red 15 Vat Olive T (Vat Black 25) Vat Red F3b Vat Olive R (Vat Black 27) Vat Brown Br (Vat Brown 1) Vat Grey 2b (Vat Black) Vat Brown R (Vat Brown 3) Vat Black Ch (Vat Black) Vat Brown G (Vat Brown) Vat Khakhi 2g Vat Indigo Blue Grains-60% (Water Soluble)(Vat Blue 1) Natural Indigo Blue (Vat Blue 1)
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
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VAT ORANGE RK - VAT ORANGE 1
Dyes to colour on multiple applications.
Dyes to colour on multiple applications.
Dyes to colour on multiple applications.
Dyes to colour on multiple applications.
Dyes to colour on multiple applications.
