EPA Method 8260 Internal Standard - Revised Back Catalog number: 21013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3511.19-100-CY Tetramethrin Price on request 684089 Tribromoacetic acid, 250mg Price on request 0352.15-K-IO 9-Ethylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2294-82-8 Price on request