Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml

1,4,6-Trichloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

Azinphos-ethyl, 100 µg/ml, Acetonitrile, 10ml

cis-9,10-Methyleneoctadecanoic Acid, 25mg