O,O-Dimethylthiophosphate-13C2, sodium salt

Pyridalyl, 100 µg/ml, Acetonitrile, 5ml

EPA Method 524.3 - Surrogate Standard

3,9-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-32-5