Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL,

Chlorbufam, 10.0 µg/ml, Acetonitrile, 10ml

Dinaphtho[2,3-b;2',3'-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 242-51-3

Mass-Labelled PCB Solution, 1.2ml x 1000ng/ml, nonane