Tri-n-butyl phosphate-d27, 1.2ml x 50ug/ml, toluene

Benzo[a]pentacene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 239-98-5

4,4'-DDT, 100 µg/ml, Acetonitrile, 5ml

Arochlor 1221 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2