2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene

D4-1,2-Dibromoethane, 50mg

ICP-MS Mix

4,5-Dihydrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57652-66-1