SODIUM HYDROSULFIDE
(FLAKE & SOLID)
FORMULA: NaHS.2H2O
M. W. : 92.08
CAS NO.: 16721-80-5
DESCRIPTION: YELLOW-BROWNISH LUMPY SOLID OR FLAKE; READILY DISLIQUECENTS ON CONTACTING WITH AIR AND SLOWLY OXIDIZES INTO SODIUM HYPOSULFITE; EASILY SOLUBLE IN WATER AND THE SOLUTION WITH ALKALINITY; EMITS HYDROGEN SULFIDE WHEN ACTING WITH ACIDS.
SPECIFICATIONS:
NaHS |
70% MIN. |
Na2S |
3.5% MAX. |
Fe |
30ppm MAX. |
USES: FOR MANUFACTURING INORGANICS, CHEMICAL ANALYSIS, LEATHER TANNING AND COPPER MINE SELECTING; USED AS TEXTILE DESIZING AGENT.
PACKING:
1. FLAKE: 25KG NET EACH IN PLY-KRAFT PAPER BAG (COATED OUTSIDE WITH PLASTIC FILM) LINED WITH BOTH P. P. AND P. E. BAG INSIDE.
2. SOLID: 150KG NET EACH IN STEEL DRUM.
UN No: 2949 CLASS: 8
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