Isoxathion, 10 µg/ml, Ethyl acetate, 10ml

2,3,3',4',5'-Pentachlorobiphenyl (= 2',3,3',4,5-),100 µg/mL,isooctane,1mL,

Alachlor mercapturate, 50mg

Mefenpyr-diethyl, 100ug/ml in Acetonitril, 5ml