PCB No. 204, 100µg/ml in Isooctane, 1ml

Individual Calibration Solutions, 500ul, nonane

Sodium 1H,1H,2H,2H-[1,2-13C2]perfluorooctylphosphate, 1.2ml x 50ug/ml, methanol

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