Sodium Hydrosulfide

1. Molecular Formula : NaHS(NaHS.2H2O NaHS.3H2O)

2. Molecular Weight : 56

Item
Solid or Flake
Liquid
Liquid
Special class
First class
Sodium hydrosulfide %≤
70.00
60.00
30%
36%
Sodium sulfide %≤
2.00
5.00
0.70
0.70

3 . Properties: black bevel crystal,deliquescence, soluble in water or alcohol, instable, stable onlyin solution. its solution is alkali with corrosivity to skin and stomach,it becomes black liuid at about 350 C º, specific gravity 1.23-1.36 , its solid is reddish brown.

4. Usage: it is used as semi finished articles and materials of thiamin, agro-ethyl vitriol ,thiourea

5. Packag : 200kg metal pail

 

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