beta-HCH, 100 µg/ml, Acetonitrile, 5ml

PCB No. 141, 100µg/ml in Isooctane, 1ml

Propaquizafop, 10 µg/ml, Ethyl acetate, 10ml

Pentafluoropropionic anhydride, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 356-42-3