Index |
Sodium Sulphide 60% |
Na2S(%) ≥ |
60 |
Na2SO3(%) ≤ |
1.0 |
Na2S2O3(%) ≤ |
1.0 |
Fe(%) ≤ |
0.002 |
Na2CO3(%) ≤ |
0.05 |
Water insoluble matter(%) ≤ |
1.0 |
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