8270 Add-On Mix Back Catalog number: 95650 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8648.12-50-T 1,2,4,6,7-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 681265 Propargyl alcohol, 250mg Price on request 52089 Calibration Standard Kit Price on request