PSA-GCB-Mix 3

1-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml

Acetaminophene-d4 (Paracetamol-d4), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 64315-36-2

Phenol, 100µg/mL in MeOH, 1ml