JP-4 Back Catalog number: 51085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2190.3-50-ME Perfluoropropionic acid, sodium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 378-77-8 Price on request 19062 EPA Method 525 - PAH Standard Price on request 1315.13-100-T 2-Fluorofluorene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 343-43-1 Price on request