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Bi: 71.5%-74.5% Form:White Powder
Item | Standard | Result |
Bi % | 71.5~74.5 | 73.24 |
Loss on drying % max | 2.5 | 1.31 |
Carbonate and acid insoluble ≤ | pass | pass |
Cl% ≤ | 0.1 | 0.004 |
SO4% ≤ | 0.02 | 0.01 |
Cu % ≤ | 0.005 | 0.0002 |
Ag % | pass | pass |
Pb% ≤ | 0.005 | 0.0002 |
As% ≤ | 0.0002 | 0.0002 |
| Ammonium salt | pass | pass |
Alkali and alkaline earth metal % ≤ | 0.5 | 0.5 |
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Can reach WS1-30(B)-89,China | ||
bismuth subnitrate
Cosmetic & Pharmaceutical Grade Bismuth subnitrate