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China Sodium Hydrosulfite Suppliers, China Sodium Hydrosulfite Manufacturers.

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Sodium Hydrosulfite

Details for Sodium Hydrosulfite

Sodium Hydrosulfite

111Category:

Inorganic chemicals

Sodium Hydrosulfite
CAS NO: 7775-14-6
EC NO: 231-890-0
Molecular Formula: Na2O4S2
Molecular Weight: 174.1071
Specification: 85/88/90%
InChI: InChI=1/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2
Packing: 50KG Drum
Product description:
ITEM CAS NO. UN NO./H.S CODE PURITY Hazard Class Molecular Formula: WEIGHT QUANTITY/20' FCL
Sodium Hydrosulfite 7775-14-6 1384/28311010 85/88/90% 4.2 Na2S2O4 50KG Drum 21.6MT

CAS No.: 7775-14-6
Synonyms: Sodium dithionite; Dithionous acid, disodium salt
Molecuar weight: 174.11

Hazardous material composition
Appearance: white or light yellow crystalline powder-like sand.
Melting point (οC):> 300 (decomposition)
Ignition temperature(οC): 250
Solubility: not soluble in ethanol, soluble in sodium hydroxide solution. Strong reaction with water and burn.
Main purpose: printing and dyeing industry, can be used as reducing agent for vat dyes, disperse dyes can be used for reduction cleaning (two-bath), reactive dyes can be used for stripping, wire, hair bleach, also used in medicine, mineral processing, sulfur the synthesis of urea and sulfur.
INCOMPATIBILITY: Strong oxidizers, acids, flammable or combustibles.
Conditions to avoid: thermal decomposition, in the air can be oxidized.

Synonyms: Sodium dithionite hydrate;Sodium hydrosulphite;Sodium dithionite;disodium dithionite;
Molecular Structure: Sodium Hydrosulfite 7775-14-6
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