2,2',3,6'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Dibenzo[a,l]pentacene ('1,2:8,9-Dibenzopentacene), 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 227-09-8

EPN, 100 µg/ml, Ethyl acetate, 1ml

EPA 525 Spike Mix