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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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