Aspirin (British Pharmacopoeia BP2005 version)Project standardAppearance white crystal or crystalline powderContent% 99.5%-101.0%Solution color and clarity should be clarified and colorlessHeavy Metal ≤20ppmSulfate as…

 

 

Aspirin (British Pharmacopoeia BP2005 version)
Project	standard
Appearance	white crystal or crystalline powder
Content%	99.5%-101.0%
Solution color and clarity	should be clarified and colorless
Heavy Metal	≤20ppm
Sulfate ash	≤0.1%
Loss on drying	≤0.5%
Free salicylic acid	≤500ppm
Related substances	≤0.1%
Packaging: Compound Kraft bag 500 × 800mm, carton composite 500KG / packet
Polyethylene bags 480 × 850mm; composite fiber can 350 × 420mm with net weight of 25kg
Storage: home sealed containers, dry place to preserve
Aspirin (vinegar sulfate) United States Pharmacopoeia USP-29 version
Project	standard
Appearance	white crystal or crystalline powder
Content%	99.5-100.5
Chloride	≤0.014
Sulfate	≤0.04
Heavy metal	≤10
Loss on drying	≤0.50
Residue on ignition	≤0.05
Readily carbonizable substance	≤ reference solution Q
Free salicylic acid	≤0.10
Clarity of solution	should be clarified
Volatile organic impurities	compound standard
Packaging: Compound Kraft bag 500 × 800mm, carton composite 500KG / packet
Polyethylene bags 480 × 850mm; composite fiber can 350 × 420mm with net weight of 25kg
Storage: home sealed containers, dry place to preserve
Aspirin (Chinese Pharmacopoeia 2005 Edition)
Index name	quality indicator
Appearance	white crystal or crystalline powder
Sour	tasteless or slightly acidic
Clarity solution	<standard
Free salicylic acid	&le;0.1%
Readily carbonizable substance	&le; reference solution
Residue on ignition	&le;0.1%
Heavy Metal	&le;10ppm
Content	&ge;99.5%
Packaging: Compound Kraft bag 500 &times; 800mm, carton composite 500KG / packet
Polyethylene bags 480 &times; 850mm; composite fiber can 350 &times; 420mm with net weight of 25kg