CHLORZOXAZONE USP

Product Overview

Description

CHLORZOXAZONE USP

 

Specification :

 

 

  

   

TEST                                               STANDARD

Description                                       White to practically white, practically odorless, crystalline powder.

Solubility                                           Slightly soluble in water, Sparingly soluble in alcohol, in isopropanol & in methanol; soluble in solution of alkali hydroxides & in ammonia.

Identification

a)      IR

 

b) UV

           

IR Spectrum of sample should be concordant with that of Chlorzoxazone WS.

UV absorption spectra of the test solution & std. Solution should exhibit maxima & minima at the same wavelength.

Melting Range                                   189^Oc TO 194^OC

Loss on Drying                                  Not more than 0.5%

Heavy Metals                                   Not more than 20 PPM

Residue on Ignition                            Not more than 0.15%

Chromatographic Purity TLC test USP28

Chloroform : NMT 60 PPM

1,4 Dioxane : NMT 380 PPM

Methylene Chloride : NMT 600 PPM

Trichloroethylene : NMT 80 PPM

Chlorine Content                               20.6% to 21.2%

Assay

[on anhydrous basis]                          NLT 98.0% to NMT 102.0% w/w