Bismuth Subnitrate
CAS: 10361-46-3
Standard: USP36
Content Bi: 71.5~74.5%
Packing: 25kg/drum
Bismuth Subnitrate, Bismuth Nitrate
Molecular formula: BiNO4
Molecular weight: 286.98
Description: White superfine powder, not dissolve in water or alcohol, easily dissolve in nitric acid or hydrochloric acid.
Usage: Bismuth Subnitrate is mainly applied in pharmaceutical industry, owns the astringency, can be used as stomach drug to treat the intestines and stomach disease, also can be used foe disposing wound and arresting the bleeding; essay sugar and alkaloid in clinic test. Also acted as antiseptics, deodorant and stratographic analysis reagent etc.
Specification:
Item Quality standard Result
Assay (Bi, on dried basis, %) 71.5~74.5 72.27
Loss on dry ≤2.5% 1.02%
Cl (%) ≤0.1 0.003
SO4 (%) ≤0.02 0.02
Cu (%) ≤0.005 0.0001
Pb (%) ≤0.005 0.0002
As (%) ≤0.0002 0.0002
Ag (ppm) Pass the test Conforms
Ammonium Pass the test Conforms
Indissolvable matter acid(ppm) Pass the test Conforms
Other alkali metal (%) ≤0.5% 0.5
Description White heavy powder,
partical size 5-7um
Conclusion: the product is in conformity with the standard.
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