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Sodium Sulphite

 
 
Production information
SPECIFICATION    
Specification   HIGH  FIRST SECOND THIRD
Appearance: : White crystal powder White or light grey power White or light grey power White or light grey power
Content min:  : 96% 92%` 90% 85%
Moisture max: : 1.00% 2% 4% 4%
Free alkali: : 0.80%      
Water  : 0.10% 0.10% 0.10% 0.10%
insoluble max: :