2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

n-Tetracosane-d50, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-32-3

n-C30/n-C20, n-Triacontane/n-Eicosane (Integration control) 1000 µg n-Triacontane and 2000 µg n-Eicosane in 1mL isooctane n-Triacontane/n-Eicosane = 1:2

D4-1,2-Dichloroethane, 2000 µg/ml, Methanol, 1ml