p-Xylene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 106-42-3

5,7-Dimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21693-54-9

Clonazepam-d4, , Solvent-, Unit , # of units-, Cas.no. 170082-15-2

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml