EPA Method 8240A Calibration Check Compounds Back Catalog number: 82412 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54286 Total Suspended Solids (TSS) Price on request 71880 2-n-Pentylfuran Price on request 2605.18-200-T 1,2,3,4,5,6-Hexahydrochrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2091-91-0 Price on request