EPA Method 552.2 - Surrogate Standard

1,5,8-Trimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21693-51-6

Butachlor, 100 µg/ml, Acetonitrile, 5ml

2,3,4,7,8-Pentachlorodibenzofuran , 1.2ml x 50ug/ml, nonane