Potassium Antimony Tartrate USP Grade from China
Potassium antimony tartrate, known as tartar emetic, is a chemically defined salt of tartaric acid with antimony and potassium, meeting USP standards for pharmaceutical use. It falls under HTS 2918.13.10.00 as a specific salt and ester of tartaric acid with additional oxygen function. This white crystalline powder is used in laboratory and medicinal applications requiring high purity.
Duty Rate — China → United States
35%
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 Certificates of Analysis (CoA) for purity; ensure compliance with EPA regulations on antimony compounds; check for REACH-like restrictions in destination markets to avoid delays