Ametryne, 100µg/ml in Acetonitrile, 1ml

2,2’,3,5,6,6’-Hexachlorobiphenyl

Theophylline, 100µg/ml in MeOH, 5ml

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 10 x 1ml