1,2,3,4,6,7-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Back Catalog number: MDD-123467 Availability: In the manufacturer's stock Price on request - + Recommended PAH-CVS-B PAH-CVS-B Calibration Kit, 5 x 1.0ml, isooctane Price on request 97819 PCB Congeners (10 ppm) Price on request 677007 Lyral, 100mg Price on request