Hexachlorobenzene, 1000µg/ml in Toluene, 1ml

Fenitrothion, 250mg

Precition and Recovery (PAR) Standard Solution Dioxin-like PCBs each in 20ng/mL solution in n-nonane; unit: 1x1mL Chiron No. Dioxin-like PCBs PCB No. CAS No. 2006.12 3,3’4,4’-TetraCB PCB-77 [32598-13-3] 2007.12 3,4,4’,5-TetraCB PCB-81 [703

Dimethyl-d6 tetrachloroterephthalate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 350818-66-5