Dichlofenthion, 10 µg/ml, Ethyl acetate, 10ml

Atrazin, 100μg/ml in Acetonitrile, 5ml

2,3-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane

24-Ethyl-5 alpha(H)-cholestan-3ß-ol (ß-Sitostanol), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-45-4