Chlorpyrifos, 100 µg/ml, Ethyl acetate, 5ml

Tetracosanoic acid (Lignoceric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 557-59-5

1,3,4,7,8-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

3,5-Dinitrotoluene, 100µg/ml in MeOH, 5ml