EPA Method 508 - Performance Check Solution

Perfluoro-n-eicosane, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 37589-57-4

Sebuthylazine D5 (ethyl D5), 100 ng/µl, 1.1ml

1,2-Dihydro-1,1,6-trimethylnaphthalene