EPA Method 625 Base/Neutrals Mix #4

1,7-Dimethylphenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 483-87-4

Dimethoate, 100µg/ml in Acetonitrile, 1ml

Dieldrin, 1.2mL x 100ug/mL, nonane