4-Chlorophenol, 100 µg/ml, Methanol, 5ml

ß alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 481-20-9

2,4',5-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Isopropyl Hydrogen Methylphosphonate, 500mg