Oxaloacetic Acid from Canada
Oxaloacetic acid features a ketone group beta to the carboxylic acid, meeting HTS 2918.30.90.00 for keto-functional carboxylic acids. It plays a critical role in the citric acid cycle and biochemical studies.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ship as stabilized dihydrate form to maintain integrity during transport
• Include TSCA certification for US environmental compliance
• Avoid declaring as plain dicarboxylic (2917) due to prominent ketone IR absorption