Commerce AD Preliminary Determination (A-552-855), PTMEG From Vietnam Sold at Less Than Fair Value

The U.S. Department of Commerce preliminarily finds that polytetramethylene ether glycol (PTMEG) from Vietnam is being sold in the United States at less than fair value (LTFV), covering the period October 1, 2025 through March 31, 2026. The agency is postponing its final determination and extending provisional measures. Interested parties may submit comments on the preliminary determination.