17ß(H),21 alpha(H)-30-Norhopane, 100µg/mLin isooctane, 1mL

Ethyltri-n-butyltin-d27 (tri-n-butyl-d27), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

alpha alpha alpha (20S)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41083-75-4

2,4,5-Trichlorophenol