Prometon Back Catalog number: 95143 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1657.8-10MG 1,1,1,3,7,8-Hexachlorooctane Price on request 19030 EPA Method 507 - Performance Check Solution Price on request P48-W-CVS Calibration Kit for WHO (Dioxin-like) PCBs; EN 1948-4:2010, 6 x 500ul, nonane Price on request