Discrimination PAH Standard Back Catalog number: 98265 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19394 EPA Method 8021B Internal Standard Price on request 0978.10-K-TX5 Naphthalene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1146-65-2 Price on request 0753.13-K-IO 1,1,6-Trimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 475-03-6 Price on request