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White or almost white powder
Loss on drying ≤0.5%
Heavy metal ≤10ppm
Residue on ignition ≤0.1%
Cis-isomer(A)≤0.8%
Sulfinamide(B)≤0.4%
Urethane(C)≤0.1%
3-isomer(D)≤0.2%
Any other impurity≤0.1%
Total impurities ≤0.5%
Assay(HPLC) 98.0-102%
For the treatment of type II diabetes
