EPA Method 8240A Calibration Check Compounds Back Catalog number: 82412 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0755.18-K-IO 6,7-Diethyl-1,1,4,4-tetramethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 55741-10-1 Price on request T774253-1MG Triclosan-13C6, 1mg Price on request 73420 o-Tolualdehyde Price on request