China Supply Bismuth Subnitrate for All Grade, Find details about China Bismuth Oxide, Bismuth Trioxide from Supply Bismuth Subnitrate for All Grade
| Test | Specification | |
| USP | Chinese standard | |
| Loss on dry | ≤3.0% | ≤2.5% |
| Chloride | ≤0.035% | ≤0.1% |
| Sulfate | Accord with require | ≤0.02% |
| Carbonate | ≤0.005% | Accord with require |
| (As) Arsenic | ≤0.0008% | ≤2ppm |
| (Cu) Copper | Accord with require | ≤0.005% |
| (Pb) Lead | Accord with require | ≤0.005% |
| (Ag) Silver | ≤0.002% | Accord with require |
| Alkalies&Alkaline earth | ≤0.5% | ≤0.5% |
| Ammonium | Accord with require | Accord with require |
| Acidity | Accord with require | -- |
| Content | (Bi2O3)≥79% | (Bi)71.5%-74.5% |