Fenitrothion, 100 µg/ml, Acetonitrile, 5ml

EPA Method 500 Series Internal Standard

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

Carbosulfan, 100 µg/ml, Acetonitrile, 1ml