Internal & Surrogate Standard 8260B Back Catalog number: 97179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30074 EPA Method 515.2Methyl Derivatives Price on request 1657.8 1,1,1,3,7,8-Hexachlorooctane, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request 91823 Toxaphene Price on request