Sodium Sulfide

 

Classification: Sulfide
Other Names: Sodium sulfide
MF: Na2S
CAS No.: 1313-82-2
Appearance: Red or yellow flakes
Grade Standard: Industrial Grade
Purity: 60%
Appearance: Thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air, poison.

 

Specification:
1. Sodium Sulphide red flake
1)Purity: 60% min
2)Fe: 1500ppm
3)Na2CO3: 5% max
4)Water Insoluble: 0.4% max

2. Sodium Sulphide yellow flake
1)Purity: 60% min
2)Fe: 150ppm, 50ppm and 30ppm.
3)Na2CO3: 2% max
4)Water Insoluble: 0.2% max

Usage: Used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.

 

 

 

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