EPA Method 8260B Internal Standard Back Catalog number: 22213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95317 Universal VOA Megamix Price on request 2006.12-100-IO 3,3',4,4'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32598-13-3 Price on request 677713 3-Methylphenol, 100 µg/ml, Acetonitrile, 1ml Price on request