Isoproturon, 100 µg/ml, Acetonitrile, 5ml

L-(+)-Lactic Acid-13C3 Sodium Salt, 5mg

4-Androstene-3,17-dione

Methoxyfenozide-d9 (3,5-dimethylbenzoyl-d9),100 µg/mL,acetonitrile,1mL,