2,4-Dichlorophenol, 100 µg/ml, Acetonitrile, 5ml

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-74-4

2,3,3',4,4',5,5',6-Octachlorobiphenyl

1-n-Propylpyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 42211-33-6