2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

3,5-Dichlorobenzoic acid

2,3,9,10-Tetramethylantracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 66552-77-0

Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53469-21-9