2-Methyl-1-butene

d4 C27 alpha alpha alpha (20R)-Cholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-74-4

2-Chloroethanol

PCB No. 16, 100µg/ml in Isooctane, 1ml