D5-Acetochlor ESA sodium salt, 100 µg/ml, Acetoni

1,6-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 575-43-9

Heptachlor-exo-epoxide, 100 µg/ml, Ethyl acetate,

EPA Methd 8330 Standard