Chloridazon, 100 µg/ml, Acetonitrile, 5ml

EPA Method 502/524 Surrogate Standard #2

Dodecamethylcyclohexasiloxane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 540-97-6

1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane