堿式硝酸鉍 分子式 Molecular formula: 4BiNO3(OH)2BiO(OH) 分子量 Molecular weight:1461.987 性狀：白色微細(xì)粉末，不溶于水和醇，易溶于硝酸或鹽酸。 用途：主要用于制藥工業(yè)，具有收斂作用，可作胃藥，治療腸胃道疾病，也可用來(lái)處理創(chuàng)傷和止血；在臨床測(cè)試中化驗(yàn)糖和生物堿。此外，還可用做防腐劑、除臭劑及色譜分析試劑等。 Description: White superfine powder, not dissolve in water or alcohol, easily dissolve in nitric acid or hydrochloric acid. Usage: 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. 質(zhì)量標(biāo)準(zhǔn)Quality standard:USP27/國(guó)家標(biāo)準(zhǔn) State standard 檢測(cè)項(xiàng)目 Test 檢測(cè)標(biāo)準(zhǔn) Specification USP 27 國(guó)家標(biāo)準(zhǔn) 干燥失重 Loss on dry ≤3.0% ≤2.5% 氯化物 Chloride ≤0.035% ≤0.1% 硫酸根 Sulfate 按照標(biāo)準(zhǔn)Accord with require ≤0.02% 碳酸根 Carbonate ≤0.005% 按照標(biāo)準(zhǔn)Accord with require 砷(As) Arsenic ≤0.0008% ≤2ppm 銅(Cu) Copper 按照標(biāo)準(zhǔn)Accord with require ≤0.005% 鉛(Pb) Lead 按照標(biāo)準(zhǔn)Accord with require ≤0.005% 銀(Ag) Silver ≤0.002% 按照標(biāo)準(zhǔn)Accord with require 堿金屬和堿土金屬Alkalies&Alkaline earth ≤0.5% ≤0.5% 氨 Ammonium 按照標(biāo)準(zhǔn)Accord with require 按照標(biāo)準(zhǔn)Accord with require 酸度 Acidity 按照標(biāo)準(zhǔn)Accord with require —— 含量 Content （以Bi2O3計(jì)）≥79% （以Bi計(jì)）71.5%-74.5%