Sodium Sulphide

Sodium Sulphide

H.S.CODE: 28301010
CAS NO.: 1313-82-2
Molecular formula: Na2S
Property: flakes, yellow or red color, soluble in water, presenting strong alkaline solution, easily oxidized when exposed to air.
Use: used in sulfur dyes, used as reductant, mordant, floatation agent, depilatory for leather, digestion auxiliary in paper-making, and used in textile, pigment and rubber too. 
Packing: in 25kgs plastic woven bag or in 150kgs iron drum .
Specification:

Commodity of Goods Sodium Sulphide
Appearance Thin flakes or solid,yellow or red
Packing In 25kgs plastic woven bag or in 150kgs iron drum
Item Standard
Spec 5PPM 10PPM 15PPM 20PPM 30PPM
Na2S 60% min 60% min 60% min 60% min 60% min
Na2CO3 2.0% max 2.0% max 2.0% max 2.0% max 2.0% max
Water insoluble 0.2% max 0.2% max 0.2% max 0.2% max 0.2% max
Fe 0.0005% max 0.001% max 0.0015% max 0.002% max 0.003% max

 

Spec 50PPM 50PPM 80PPM 150PPM 150PPM
Na2S 60% min 50% min 60% min 60% min 60% min
Na2CO3 2.0% max 2.0% max 2.0% max 3.0% max 5.0% max
Water insoluble 0.2% max 0.2% max 0.2% max 0.2% max 0.4% max
Fe 0.005% max 0.005% max 0.008% max 0.015% max 0.15% max


 

    



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