Cefradine (Mixture of Isomers)

Cypermethrin (mixture of isomers)

Nebivolol-O-beta-D-Glucuronide (Mixture of isomers)

Menaquinone 4-d7(Mixture of cis-trans isomers)

Ketotifen EP Impurity G (Mixture of Isomers)

N-Desethyl Clomiphene Hydrochloride (Mixture of Z and E Isomers)

Metropolol N - Nitroso EP Impurity F (Mixture of Isomers)

N-(tert-butyl)-N-nitrosoglycine (Mixture of Isomers)

N-(1-ethylpropyl)-N-nitroso-3,4-dimethylbenzeneamine(Mixture of isomers)