Alachlor, 100 µg/ml, Acetonitrile, 5ml

Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml

EPA Method 533 Isotope Performance Standard PDS, 1.2ml, methanol

Endrin ketone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 53494-70-5