1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml

1,2,3,4,6,7,8-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Perfluorohexane sulfonic acid, potassium salt, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3871-99-6

Chlorinated paraffins (Cl:40%), technical mix, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.