Di-n-butyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL,

Bisoprolol Fumarate, 1.0mg/ml in MeOH (as free base), 1ml

Pyrene-d10, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-52-1

Procymidone, 10.0 µg/ml, Ethyl acetate, 10ml