Terbuthylazine-desethyl-2-hydroxy, 10µg/ml in Acetonitrile, 10ml

2,7-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

3'-Fluoro-2,4,4',5-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

4-Methylheptane