Purgeable Internal Standard

Calibration Kit for WHO (Dioxin-like) PCBs; EN 1948-4:2010, 6 x 500ul, nonane

1,3,5-Tribromobenzene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 626-39-1

Imazethapyr, 100 µg/ml, Acetonitrile, 1ml