EPA Method 300.0 Anions

1-Methylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2381-21-7

Metazachlor OA, 100µg/ml in Acetonitrile, 1ml

6-Nitrochrysene-d11, 100µg/ml in Toluene, 1ml