EPA Method 524 & 624 - Internal Standard

Dibenz[a,c]anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 215-58-7

Perfluoro-3,7-dimethyloctanoic acid, 50µg/ml in MeOH, 1,2ml

2-Fluorophenanthrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 523-41-1