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Theophylline Anhydrous      Theophylline Anhydrous

Item Code:Theophylline Anhydrous Features:
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  • Description
Specification Sheet
 
Product
Theophylline Anhydrous
Standard
BP2007 USP30
Shelf life
4 years
Items
Specifications
 
 
Characters
A white, crystalline powder
Identification
Positive reaction
Acidity
50ml of solution S consumes 0.01mol/l NaOH≤1ml
Appearance of solution
Clear, Colorless
Organic Volatile Impurities
Meets the requirements
Related Substances
Impurity A, B, C, D: each impurity<0.1%
any other impurity: each impurity<0.1%
         Total impurities<0.5%
 
Heavy Metals
≤20ppm
Loss on Drying
≤0.5%
Sulphated Ash
≤0.1%
Melting Point
270-274℃
Assay
99.0-101.0%

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