Dimethoate, 100µg/mL in Hexane, 1ml

alpha alpha alpha (20S)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41083-75-4

Arochlor 1260 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11096-82-5

Benzo(a)pyrene