碱式碳酸铋

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:Bismuth subcarbonate is the the white powder,no smell or taste.Its relative density is 6.86,decomposes carbon dioxide bismuth oxide at the temperature 308℃.Gradually decomposes and degenerate under the light.Undissolved in water or ethanol,easily dissolves in inorganic acid(nitric acid,hydrochloric acid),acetic acid and ammonium chloride solution,slightly dissolves in alkali metal carbonate solution.

Usage:As astringent and X-ray diagnosis opacifier in medical industry,also can treat the gastric and duodenal ulcer,bacteria red dysentery,amoebic dysentery,acute mucosa permeable gastritis,enteritis,diarrhea,skin disease,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
碱式碳酸铋
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品牌	碱式碳酸铋	单价	面议	起订	1 KG
供货总量	100 KG	发货期限	自买家付款之日起 3 天内发货	所在地	湖北 武汉市

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