2,3-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

n-Tetracontane, ?13C: -27.05, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 4181-95-7

p-Methylstyrene

EPA Method 8240A/1666 - Purgeable Internal Std