Isodrin, 100 µg/ml in Isooctane, 1ml

Fenthion, 100 µg/ml, Toluene, 1ml

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-74-4

4´-Hydroxydiclofenac, 10µg/ml in Acetonitrile, 5ml