Pyracarbolid, 10 µg/ml, Ethyl acetate, 10ml

Antidepressant Mix 02, 100μg/ml in MeOH, 1ml

2,2',4,4',6-Pentabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Perfluorooctane sulfonic acid, 100 ng/µl, 1ml