Sodium hydrosulphite
CAS RN:7775-14-6
EINECS:231-890-0
Molecular formula:Na2O4S2
Molecular weight:174.1071
Appearance:White crystal powder
Use:Mainly used as printing and dyeing reducing agent, bleaching agent for pulp, hemp, oil, etc., and for pharmaceutical, analytical reagents, etc.
Structural formula:

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