EPA Method 524 & 624 - Internal Standard Back Catalog number: 19494 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1655.9 1,1,1,3,7,9,9,9-Octachlorononane, Please inquire, Solvent-, Unit , # of units-, Cas.no. 13389-26-9 Price on request 676396 2,3-Dichlorotoluene, 250mg Price on request 53304 LFS Solution 2 Price on request