EPA Method 502/524 Volatile Standard Back Catalog number: 93538 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1318.16-100-T 1-Fluoropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1691-65-2 Price on request 93314 USGS 8022 Standard Price on request PFPRA Perfluoropropanoic acid, 50µg/ml in MeOH, 1,2ml Price on request