D-Gluconic Acid Powder USP Grade from Canada
Pharmaceutical-grade D-gluconic acid powder meets USP standards for purity, classified under HTS 2918.16.10.00 as the pure carboxylic acid with alcohol function. Used in drug formulations and as a buffering agent in pharmaceuticals.
Duty Rate — Canada → United States
16%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide USP certificate and stereochemical analysis confirming D-isomer purity for pharmaceutical import compliance
• Declare exact assay percentage (>98%) to distinguish from technical grade under same HTS
• Comply with FDA prior notice requirements for pharmaceutical intermediates