1,2,3,4-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Trifluralin, 1000µg/ml in Toluene, 1ml

Internal & Surrogate Standard

4-n-Heptylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59662-32-7