Vamidothion, 100 µg/ml, Toluene, 1ml

Benzylalcohol, 100 µg/ml, Methanol, 5ml

2',3,4,4',5-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2-Methyloctane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 3221-61-2