SODIUM SULPHIDE

 

FORMULA: Na2S.XH2O (X=2-9)

 

M.W.: 78.04 (BASE ON ANHYDROUS)

 

CAS NO.: 1313-82-2

 

GRADE: TECH.

 

DESCRIPTION: SOLID – FUSED BROWN – RED COLOR, SOLUBLE IN WATER, PRESENTING STRONG ALKALINE SOLUTION, EASILY OXIDIZED WHEN EXPOSED TO AIR, POISON.

 

SPECIFICATIONS:

Na2S

60% MIN.

Na2SO3

2% MAX.

Na2S2O3

2% MAX.

Na2CO3

3% MAX.

WATER INSOLUBLES

0.2% MAX.

Fe

0.03-0.04% MAX.

 

USES: USED AS MAKING SULPHUR DYES OR DYESTUFF INTERMEDIATE REDUCER, MORDANT, FLOTATION AGENT, DEPILATORY FOR LEATHER, DIGESTION AUXILIARY IN PAPER-MAKING, ALSO WIDELY USED IN PIGMENT AND RUBBER INDUSTRY, ETC.

 

PACKING: 150 KGS NEW IRON DRUMS OR 50KG WOVEN BAGS WITH PLASTIC LINING.

 

UN NO.: 1849             CLASS: 8