1,2,3,8,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

19-Nortestosterone 17-propionate, certified, 0.1g

EPA 8041A Surrogate Standard PFB-derivatives S-4373 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol-PFB

2-Amino-4,6-dinitrotoluene