| Appearance
: Reddish Brown flakes |
| Total
Sulphide as Na2S |
60% Min.
|
| Sodium
Hydrosulphide as NaHS |
2.5% Max.
|
| Excess
Alkali as NaOH |
2% Max.
|
| Other
reducing Compounds as Na2S2O3 |
2% Max.
|
| Iron
as Fe2O3 and Aluminium Compounds |
0.5% Max.
|
| Sulphate
as Na2SO4 |
1% Max.
|
| Chloride
as NaCl |
1% Max.
|
| Water
insolubles |
0.25% Max.
|
|
Packing
25
/ 50 Kg Polythene laminated H.D.P.E. bags or 50 Kg M.S.Drums.
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|