alpha alpha alpha (20R)-Cholestane, 100µg/mLin Isooctane, 1ml

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

d-Propoxyphene.HCl

p-Xylene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 106-42-3