分子式Molecular formula:Bi(OH)3
分子量Molecular weight:260.02
性狀:白色無定形粉末。比重4 962(15℃),415℃分解。易溶于酸,不溶于水和堿溶液,易呈膠狀物,熱至100℃失去一分子水而成黃色的偏氫氧化鉍。
用途:通用試劑。用于鉍鹽的制造。蕓香苷及櫟精的吸收劑核糖核酸的水解,從受輻照的鈾中分離钚。
Description:White amorphous powder,Its specific gravity is 4.962(15℃),decomposes at 415℃,easily dissolves in acid,not dissolve in water or aqueous alkali,easily shows jelly,Losing a molecule of water becomes Partial bismuth hydroxide at 100 degrees Celsius.
Usage:Common reagent.Apply for making bismuth salt Hydrolyze absorbent RNA for rutin and quercetin,separate plutonium from uranium under irradiation
質量標準Quality standard:企業標準Enterprise standard
檢測項目Test | 檢測標準Specification | |
干燥失重Loss on dry | ≤2.0% | |
硝酸不溶物Insoluble in nitric acid | ≤50PPm | |
氯化物 Chloride | ≤50PPm | |
硫酸鹽 Sulfate | ≤50PPm | |
硝酸鹽 Nitrate | ≤50PPm | |
氧化鐵 Fe2O3 | ≤0.01% | |
銅(Cu) Copper | ≤10PPm | |
砷(As) Arsenic | ≤5PPm | |
銀(Ag) Silver | ≤20PPm | |
鉛(Pb) Lead | ≤10PPm | |
含量(Bi203)Content of Bi203 | ≥89.0% |