Discrimination PAH Standard Back Catalog number: 98265 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97858 Propiconazole, “Tilt” Price on request 43002 EPA Method 8240 Purgeable Halocarbons Price on request 68157 2,3,3',4,4',5'-Hexachlorobiphenyl (157) Price on request