Published on: 2023-04958. Final rule. 2023-04958. EPA Method 23-Determination of Polychlorinated Dibenzo-p-Dioxins and Polychlorinated Dibenzofurans From Stationary Sources
Published on: 2019-27842. Proposed rule. 2019-27842. EPA Method 23-Determination of Polychlorinated Dibenzo-p-Dioxins and Polychlorinated Dibenzofurans From Stationary Sources