Fenthion-sulfone, 10.0 µg/ml, Acetonitrile, 10ml

2,3,3',4,4',5'-Hexachlorobiphenyl, 5mg

Arsenic (As)

Labelled-compound Spiking Solution Dioxin-like F-PCBs each in 20ng/mL solution in n-nonane; unit: 1x1mL Chiron No. Dioxin-like IS, FluoroPCBs PCB No. 2863.12 5-F-3,3’,4,4’-TetraCB F-PCB-77 2344.12 3’-F-3,4,4’,5-TetraCB F-P