3-Chlorotoluene, 100µg/mL in MeOH, 5mL

4-Androstene-3,17-dione

Sodium perfluoro-1-[1,2,3,4-13C4]octanesulfonate, 1.2ml x 50ug/ml, methanol

Ochratoxin A CRM,10 µg/mL,acetonitrile,2mL,