EPA Method 507 - Performance Check Solution

n-Nonadecane, ?13C: -34.60, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-92-5

2,2',3',4,5-Pentachlorobiphenyl (97)

Diisopentyl phthalate: Se 8425.18, , Solvent-, Unit , # of units-, Cas.no. 605-50-5