Potassium Antimony Tartrate USP Grade from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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