EPA Method 8260B Internal Standard Back Catalog number: 22213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3380.19-100 Diflufenican, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 83164-33-4 Price on request 1609.42-200-T Rubrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 517-51-1 Price on request C16171830 Phthalic acid, bis-C6-C8-branched alkyl esters C7-rich, 100mg Price on request