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碱式碳酸铋 Bismuth Subcarbonate

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碱式碳酸铋 Bismuth Subcarbonate

明珠制药 传承健康 试制未来
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分子式Molecular formula: (BiO)2CO3·1/2H2O

分子量Molecular weight:518.976

形状:碱式碳酸铋为无味无臭的白色粉末。相对密度6.86,在308℃分解成二氧化碳和氧化铋。遇光慢慢分解变质。不溶于水、乙醇,易溶于无机酸(硝酸、盐酸)和浓醋酸。也溶于氯化铵溶液中,微溶于碱金属碳酸盐溶液。

用途:用于医药工业作收敛剂、X射线诊断遮光剂,可治疗胃及十二指肠溃疡、细菌性赤痢、阿米巴痢疾,急性粘膜渗透性胃炎、肠炎和腹泻、皮肤病,湿疹,汗疹,火伤外用药。

Description:Bismuthsubcarbonate is the the white powder,no smell or taste.Its relativedensity is 6.86,decomposes carbon dioxide bismuth oxide at thetemperature 308℃.Graduallydecomposes and degenerate under the light.Undissolved in water orethanol,easily dissolves in inorganic acid(nitric acid,hydrochloricacid),acetic acid and ammonium chloride solution,slightly dissolves inalkali metal carbonate solution.

Usage:Asastringent and X-ray diagnosis opacifier in medical industry,also cantreat the gastric and duodenal ulcer,bacteria red dysentery,amoebicdysentery,acute mucosa permeable gastritis,enteritis,diarrhea,skindisease,eczema and crystal rash as well external remedy of fire wound.

质量标准 Quality standard:USP27/中国药典2005年版CP2005

检测项目Test

检测标砖Specification

USP27

中国药典2005版(CP2005)

干燥失重 Loss on dry

≤1.0%

≤1.5%

氯化物Chloride

≤0.05%

≤0.14%

硫酸盐Sulfate

——

≤0.02%

碱金属和碱土金属

Alikalies&Alkaline earth meatals

≤1.0%

≤0.5%

硝酸盐Nitrate

≤0.4%

按照标准Accord with require

铜(Cu)Copper

≤50ppm

≤50ppm

铅(Pb)Lead

≤20ppm

按照标准Accord with require

银(Ag)Silver

≤25ppm

按照标准Accord with require

砷(As)Arsenic

≤5ppm

≤2ppm

碳酸根鉴别Carbonate

按照标准Accord with require

按照标准Accord with require

金属铋鉴别Bi

按照标准Accord with require

按照标准Accord with require

含量Content

【以(BiO)2CO3计】97.6%-100.7%

【以Bi计】80.0%-82.5%


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