2,3,7,8-Tetrachlorodibenzo-p-dioxin Back Catalog number: 19149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98520 PCB PWDM Standard Price on request 3477.18-100 Perthane, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 72-56-0 Price on request ITPM-023 PAH Mixture 87,12 €