2-Hydroxyatrazine, 100µg/mL in MeOH:AC (98:2),1ml

Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-octane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml

Isopyrazam, 100mg

Diclofenac-d4, 100µg/ml in Acetonitrile, 1ml