Iohexol, 100 µg/ml in Acetonitrile, 5ml

beta-Endosulfan, 100 µg/ml, Ethyl acetate, 5ml

U{13C24}-T-2 Toxin, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

Chlorfenvinphos, 250mg