白色重质粉末。无气味。无味。对光敏感。微有吸湿性。系碱式盐，因制备方法不同而有各种不同组成，含70%-74%Bi或79%-82%Bi2O3。溶于盐酸、硝酸、稀硫酸和乙酸，不溶于水和乙醇。灼烧分解成氧化铋和氧化氮。有刺激性。
密度:4.928
熔点:260℃

项目Item　　　　　　　　　　              分析纯　
                                                                         (AR)
含量(Bi₂O₃)Assay,%　　　                    ≥ 99.5    
硝酸不溶物lnsoluble in nitric acid,%    ≤ 0.005
氯化物(Cl)Chloride,%                              ≤ 0.005
硫酸盐(SO₄)Sulfate,%                             ≤ 0.01
氨(NH₄)Ammonia,%                                ≤ 0.003
砷(As)Arsenic,%                                       ≤ 0.0006
铜(Cu))Copper,%                                     ≤ 0.005
铁(Fe)Iron,%                                              ≤ 0.003
银(Ag)Silver                                               合格                  
铅(Pb)Lead,%                                           ≤ 0.05
碱金属及碱土金属(硫酸盐)                       ≤ 0.25
Alkali and earths，%