Type: | Sodium Sulfide |
---|---|
Grade Standard: | Industrial Grade |
Product: | Sodium Sulphide |
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ITEM |
STANDARD I |
STANDARD II |
STANDARD III |
STANDARD IV |
STANDARD V |
Fe |
10ppm max |
30ppm max |
50ppm max |
150ppm max |
1500ppm max |
Na 2 S |
60%min. |
60%min. |
60%min. |
60%min. |
60%min. |
Water insolubles |
0.03%max. |
0.18%max. |
0.18%max. |
0.30%max. |
0.40%max. |
Na 2 CO 3 |
1.80%max. |
1.80%max. |
1.80%max. |
3.00%max. |
5.00%max. |
Na 2 SO 3 |
1.00%max. |
1.80%max. |
2.00%max. |
2.00%max. |
2.00%max. |
Na 2 S 2 O 3 |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
Colour |
Yellow |
RED |