EPA Method 515.2 - Analytes

Methidathion, 100 µg/ml, Acetonitrile, 5ml

Desethylatrazine-d7, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1216649-31-8

1-(4-Chlorophenyl)urea, 100 µg/ml, Acetonitrile,