2,7-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Back Catalog number: MDD-27 Availability: In the manufacturer's stock Price on request - + Recommended MBP-81 3,4,4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request MCBP-2367 2,3,6,7-Tetrachloro[13C12]biphenylene, 1.2ml x 50ug/ml, nonane Price on request 679816 Sulfamethoxazole, 100 µg/ml, Methanol, 1ml Price on request