2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

Perfluoro-n-[1,2,3,4,5,6-13C6]decanoic acid, 1.2ml x 50ug/ml, methanol

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

2-Hydroxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 65945-06-4