bismuth subcarbonate

Name: bismuth subcarbonate
Availability: bismuth-subcarbonate-85565.html

Category:Active Pharmaceutical Ingredients > Digestive System Drugs
Product Name:bismuth subcarbonate
CAS No.:16508-95-5
Standard:ChP, USP
Price(USD):0.00
Company:ZHEJIANG XINMINGZHU PHARMACEUTICAL CO.,LTD

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Basic Info

Grade: Pharmaceutical Grade

Factory Location: ZHEJIANG PROVINCE, CHINA

Main Sales Markets: Central/South America,Asia,Middle East
Packaging Information: 25KG/DRUM
Sample Provided: yes

Payment Terms: TT IN ADVANCE

Bismuth Subcarbonate

Molecular formula: (BiO)2CO3·1/2H2O

Molecular weight:518.976

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:USP、CP

Test	Specification
Test	USP	CP
Loss on dry	≤1.0%	≤1.5%
Chloride	≤0.05%	≤0.14%
Sulfate	——	≤0.02%
Alikalies&Alkaline earth meatals	≤1.0%	≤0.5%
Nitrate	≤0.4%	Accord with require
（Cu）Copper	≤50ppm	≤50ppm
（Pb）Lead	≤20ppm	Accord with require
（Ag）Silver	≤25ppm	Accord with require
（As）Arsenic	≤5ppm	≤2ppm
Carbonate	Accord with require	Accord with require
Bi	Accord with require	Accord with require
Content	(BiO)2CO397.6%-100.7%	Bi 80.0%-82.5%

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