D2887 Calibration Solutions, in chloroform, 1ml

2,3,7,8-[37Cl4]-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2,2',3,3',4,6,6'-Heptachlorobiphenyl

Isopropyl 4-hydroxybenzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4191-73-5