1,2,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1247-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended PCB-LCS-H Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Price on request 3432.10-100-CY MCPA-methyl ester Price on request 673334 Isoxaben, 10.0 µg/ml, Acetonitrile, 10ml Price on request