Terbufos-sulfoxide, 100 µg/ml, Toluene, 1ml

Mass-Labelled OC Pesticide Mixture, 2µg/ml in Nonane, 1,2ml

Methylcycloheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 4126-78-7

n-Heptacosane, ?13C: -25.48, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 593-49-7