CAS 6768-94-1 Dimethyl Propylphosphonate from China
Laboratory-grade dimethyl propylphosphonate (CAS 6768-94-1) for R&D in agrochemicals and polymer additives. HTS 2931.42.00.00 applies as a pure, non-halogenated organo-phosphorus derivative meeting Chapter 29's chemical definition criteria.
Duty Rate — China → United States
41.2%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide CAS-specific SDS and COA with lot numbers for CBP verification; declare exact isomer purity to avoid note 2(b) mixtures classification