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

EPA Method 8120 - Chlorinated Hydrocarbons

Betulin, 600µg/mL, Solvent-diisopropyl ether, Unit 1mL, # of units-5, Cas.no. 473-98-3

Chlorinated Pesticide Standard