2,2’,3,3’,4,4’,5,6-Octachlorobiphenyl (195)

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

Metoprolol Acid, 5mg

Ethanol standard in water,4.0g/L,water, 1.5mL