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

WS Chorinated DBP’s - EPA Method 551

Benzo[p]naphtho[1,8,7-ghi]chrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 385-14-8

Pyridine as N