Gliclazide impurity B - 2-nitroso-octahydrocyclopenta[c]pyrrole

Gliclazide impurity F - 1-(hexahydrocyclopenta[c]pyrrol-2-(1H)-yl-3-[(2-methylphenyl)sulphonyl]urea

Glimepiride

Glimepiride for impurity A identitication

Glimepiride for system suitability

Glipizide

Glipizide impurity A - 4-[2-(5-methylpyrazine-2-carboxamido)ethyl]benzene sulphonamide

Glipizide impurity C - ethyl 2-[4-[(cyclohexylcarbamoyl)sulphamoyl]phenyl]ethyl]carbamate

Glipizide impurity D - 6-methyl-N-[2-(4-sulphamoylphenyl)ethyl]pyrazine-2-carboxamide

Glipizide impurity mixture