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Piroxicam

 
Product Name: Piroxicam
CAS No.: 36322-90-4

Standard: USP 29

Characteristics:        White or slightly yellow crystalline powder
Identification:                            Positive Reaction
Solubility:         Practically insoluble in water, soluble in methylene
                                 chloride, slightly soluble in ethanol.
Loss on drying:                            0.5% Max 
Residue on ignition:                      0.3% Max 
Heavy metals:                              0.002% Max 
Organic volatile impurities:             500ppm Max 
Methylene chloride chloroform:       50ppm Max  
Trichloroethylene:                   80ppm Max 
1,4-Dixoane:                          100ppm Max 
Benzene:                               2ppm Max  
Particle size:                      100% < 12μm  
                                             90% < 8μm
Assay (on dry basis):               97.0 ~ 103.0%  
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