4-Bromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

Chlorthiophos, 100 µg/ml, Acetonitrile, 5ml

Benzo(a)pyrene

Benzyl-n-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 93951-88-3