EPA Method 508 - Performance Check Solution

Naphthalene-d8, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1146-65-2

Phosmet-oxon, 100µg/ml in Acetonitrile, 1ml

1H,1H,2H,2H-Perfluoro-n-octyl methacrylate-d5,50 µg/mL,MeOH,1mL,