EPA Method 8260 C-19 Standard Back Catalog number: 93256 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 81421 Phorate Price on request 685006 D10-Benzophenone, 10mg Price on request 1349.20-100-T Benzo[k]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93952-01-3 Price on request