Sodium Hydrosulfite
Date:2022-01-06 Categories:Related Application Product
Post Date: |
Jan 05,2022 |
Expiry Date: |
Jan 05,2023 |
Detailed Description: |
Cas No. :7775-14-6
Specs:85%;88%;90%
Synonyms: Sodium dithionite; Dithionous acid, disodium saltMolecular formula: Na2S2O4 Molecuar weight: 174.11 Hazardous material composition:CAS No. 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. |
CAS Registry Number: |
7775-14-6
|
Synonyms: |
;Sodium dithionite hydrate;Sodium hydrosulphite;Sodium dithionite;disodium dithionite; |
Molecular Formula: |
Na2O4S2 |
Molecular Weight: |
174.1071 |
Molecular Structure: |
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Hazard Symbols: |
Xn:Harmful; |
Risk Codes: |
R22:; R31:; R7:; |
Safety Description: |
S26:; S28A:; S43E:; S7/8:; |