含量(Bi₂O₃)
Assay

≥99.99%

锂(Li)
Lithium

≤0.0005%

钠(Na)
Sodium

≤0.001%

钾(K)
Potassium

≤0.001%

钙(Ca)
Calcium

≤0.001%

镁(Mg)
Magnesium

≤0.0005%

铝(Al)
Aluminum

≤0.001%

硅(Si)
Silicon

≤0.001%

砷(As)
Arsenic

≤0.001%

镉(Cd)
Cadmium

≤0.0005%

铁(Fe)
Ferric

≤0.001%

锡(Sn)
Tin

≤0.0005%

铬(Cr)
Chromium

≤0.0005%

镍(Ni)
Nickel

≤0.0005%

铜(Cu)
Copper

≤0.0005%

铅(Pb)
Lead

≤0.0005%

锑(Sb)
Stibium

≤0.0005%

氯化物(Cl)
Chloride

≤0.001%

硫酸根(SO₄)
Sulfate

≤0.001%

灼烧失重
Loss on ignition

≤0.3%

硝酸不溶物
Nitric acid insoluble

≤0.05%