Iohexol, 100 µg/ml in Acetonitrile, 5ml

Naphtho[2,1-a]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.

Diisobutyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL,

D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml