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Misoprostol  (1:100)

Test Specification    
Description  White-yellow color, hygroscopic powder

Identification

1)Misoprostol 

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2)Hydroxypropylmethylcellulose

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1)Standard solution and test solution is indicated  by the peak at the same time

2)Blue-yellowish green is indicated 

Purity

1)Disintegration

2)Arsenic  

3)Heavy Metals

4)Ethyl alcohol and 

Methyl alcohol 

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1)It has to be transparent  

2)Not more than 2 ppm

3)Not more than 10 ppm 

4)Ethyl alcohol: Not more than 0.5%  

Methyl alcohol: Not more than 0.1%

Viscosity  2.4 ~ 3.6 CPS    
Water  Not more than 1.5%  
Residue on ignition  Not more than 3.0%    
Assay  Contain 9.0 ~ 11.0mg/g of Misoprostol