Piroxicam

CAS number: 36322-90-4

Molecular formula: C15H13N3O4S

molecular weight: 331.348

Chemical structure:

Product Name:Proxicam
Expiry Time:4 years

Specifications

Standard EP6

Analysis results

Characteristics

A white or slightly yellow,crystalline powder

COMPLIES

Identification

Practically insoluble in water,

soluble in Methylene chloride, slightly soluble in ethanol
COMPLIES
Heavy metals

POSITIVE

COMPLIES
Residue on ignition≤20ppmCOMPLIES
Loss on drying≤0.1%0.02%

HPLC impurities

≤0.5%0.08%
Individual impurities

≤0.2%

0.01%

Individual unknown 

≤0.1%

0.3%
Total impurities≤0.4%0.4%
Titration Assay(Calculated on dried basis)98.5-101.0%99.65%

CONCLUSION:  THE PRODUCT CONFORMS TO EP6