Grade | Na2S: Min | Fe: Max | Na2CO3: Max | Water Insoluble: Max |
1500PPM | 60% | 0.15% | 5.0% | 0.4% |
150PPM | 60% | 0.015% | 3.0% | 0.2% |
80PPM | 60% | 0.008% | 2.0% | 0.2% |
50PPM | 60% | 0.005% | 2.0% | 0.2% |
30PPM | 60% | 0.003% | 2.0% | 0.2% |
20PPM | 60% | 0.002% | 2.0% | 0.2% |
15PPM | 60% | 0.0015% | 2.0% | 0.2% |
10PPM | 60% | 0.001% | 2.0% | 0.2% |
5PPM | 60% | 0.0005% | 2.0% | 0.2% |
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