D5-Acetochlor, 100 µg/ml, Acetonitrile, 1ml

(+/-)-Citalopram-d4 hydrobromide, 1000µg/ml in MeOH, 1ml

Trimethoprim, neat, Solvent-neat, Unit 100mg, # of units-, Cas.no. 738-70-5

Omeprazole