Simazine, 100µg/ml in Methanol, 1ml

1,2,3,4,8,9-Hexachloro(13C12)dibenzofuran, 1.2mL x 50ug/mL, toluene

Nitrofen, 10.0 µg/ml, Acetonitrile, 10ml

Microcystin LW