D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 13250-98-1

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

Propylene glycol 1-methyl ether 2-acetate, 250mg