EPA Method 525 - PAH Standard Back Catalog number: 19362 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 59941 Hexavalent Chromium (Cr 6+) Price on request 2792.16-K-IO 1-n-Hexylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2876-53-1 Price on request 2101.20-K-ME Di-n-hexyl phthalate Price on request