1,2,7,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1279-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50110H TOC Calibration Standard - ICV 2nd Source Price on request 32581 Trichlorofluoromethane Price on request EPA-533PAR EPA Method 533 Native Primary Std. (br/linear mix), 500ng/ml in MeOH, 1,2ml Price on request