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2936.25.00.00/4-Pyridoxic Acid Lactone/Canada

4-Pyridoxic Acid Lactone from Canada

4-Pyridoxic Acid Lactone serves as a stable vitamin B6 metabolite and derivative with biological activity. Falls under HTS 2936.25.00.00 as a related compound used primarily as vitamin B6 in research and analysis. Used as internal standard in vitamin assays.

Duty Rate — Canada → United States

0%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))
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Import Tips

• Specify analytical/research end use in documentation; ensure DEA exemption if controlled precursor concerns arise; verify against chapter exclusions

4-Pyridoxic Acid Lactone from Canada — Import Duty Rate | HTS 2936.25.00.00