EPA Method 525 - PAH Standard Back Catalog number: 19362 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 8810.12-100-IO 4-Chlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2051-62-9 Price on request 680001 Edifenphos, 10 µg/ml, Cyclohexane, 10ml Price on request 675249 Prothioconazole, 100 µg/ml, Acetonitrile, 5ml Price on request