Specifically engineered for the analysis of polychlorinated dibenzodioxins (PCDDs) and dibenzofurans (PCDFs) Resolves 2,3,7,8-TCDD and 2,3,7,8-TCDF from all other isomers in one run Low bleed Bonded and cross-linked Solvent rinsable Similar Phases: SP-2331, 007-23, Rtx-2332, CP-Sil 88 100 psi...