(±)-trans-11-OH-delta-9-THC, 100µg/ml in MeOH, 1ml

Ochratoxin A, 100 µg/ml, Acetonitrile, 1ml

d2 C20 Triaromatic Sterane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-79-9

MGK 264 (technical mixture), 100 µg/ml, Acetonitrile, 5ml