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

Benzo[a]pentacene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-98-5

n-Docosane, ?13C: -30.35, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-97-0

Bromomethane, 2000µg/ml in MeOH, 1ml