1,2,4,7,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Back Catalog number: MDD-12479 Availability: In the manufacturer's stock Price on request - + Recommended C11668540 Clarithromycin, certified, 0.1g Price on request 56161 Hexavalent Chromium (Cr 6+) Price on request 678244 2,4-Di-tert-butylphenol, 100mg Price on request