alpha-HCH, 100 µg/ml, Ethyl acetate, 5ml

Picloram, 1000µg/ml in Acetone, 1ml

Sodium perfluoro-1-nonanesulfonate, 1.2ml x 50ug/ml, methanol

2-Methyl-4-isothiazolin-3-on, certified, 0.1g