Pharmaceutical Grade Dipotassium Carbonate USP from China
USP-grade dipotassium carbonate meeting pharmacopeia standards for use in effervescent tablets and pH adjustment in drugs. Falls under HTS 2836.40.10.00 as a pure, chemically defined potassium carbonate per Chapter 28 notes. Packaged in sterile, low-moisture containers.
Duty Rate — China → United States
39.4%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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)
Import Tips
• Include USP certificate and FDA prior notice for pharma chemicals
• Ensure GMP compliance documentation to avoid biotech reclassification
• Test for heavy metals; impurities over limits may require 2844 if radioactive