TEST

SPECIFICTIONS

Description

A white or almost white,amorphous powder;hygroscopic

Identification

IR of the sample should match with standard

RT of sample should match with standard in the Related substances

15-epimer

≤0.5%

5,6-trans isomer

≤1.0%

Other max single impurity

≤1.0%

  Residue solvents

Methanol≤0.3%

Toluene≤0.089%

Tetrahydrofuran≤0.072%

Ethyl acetate≤0.5%

Dichloromethane≤0.06%

Diethyl ether≤0.5%

Assay (HPLC)

≥98.5%

Conclusion:

Complies with In-house standards