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
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