2,4'-DDE, 100 µg/ml, Methanol, 1ml

3,6-Dichloro-9H-[13C12]carbazole, 1.2ml x 50ug/ml, nonane

1-Fluoropyrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1691-65-2

Ethyltri-n-butyltin-d27 (tri-n-butyl-d27), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.