PCB No. 166, 10 ng/µl, 10ml

N-Nitrosodi-n-butylamine-d18, 1000µg/ml in MeOH, 1ml

Pesticide Mix # 2, 100ug/ml in Acetone, 1ml

2,2',3,3',4,5,5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 68194-17-2