EPA Method 507 - Performance Check Solution

(5)Helicene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 188-52-3

Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate, 50µg/ml in MeOH, 1,2ml

Methomyl