Potassium Bicarbonate USP Grade from China
Pharmaceutical-grade potassium hydrogencarbonate (potassium bicarbonate) used as an antacid to neutralize stomach acid and treat heartburn. It falls under HTS 2836.40.20.00 as a chemically defined potassium carbonate, specifically the hydrogencarbonate form, meeting Chapter 28 note requirements for inorganic compounds. Packaged in bulk for compounding pharmacies.
Duty Rate — China → United States
36.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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
• Verify USP certification and provide Certificate of Analysis for FDA compliance; ensure COA confirms purity >99% to avoid reclassification; watch for moisture-proof packaging to prevent degradation during shipping