PAH Standard

4.4'-DDE (13C12), 100µg/ml in n-Nonane, 1,2ml

Fenchlorphos, 100 µg/ml, Ethyl acetate, 5ml

(±)-Ketoconazole-d4 (3,3,5,5-piperazine-d4) (cis-isomers),neat,neat,5mg