Metrizoic Acid Technical Grade from Japan
Technical grade metrizoic acid is used in industrial synthesis of iodinated contrast media for CT scans. Classified precisely in HTS 2924.29.0500 as a listed aromatic cyclic amide-function compound, per chapter notes excluding finished medicaments.
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
• Test for iodine content to confirm identity; avoid declaring as 'dye' which excludes from chapter 29
• Use NAICS codes for pharma intermediates