PCB No. 21, 100µg/ml in Isooctane, 1ml

2,3-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 581-40-8

Benzo(g,h,i)perylene, 1000µg/ml in MeChl, 1ml

Mix 2