</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

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

9903.05.2910%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

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

D-Gluconic Acid Powder USP Grade from Canada — Import Duty Rate | HTS 2918.16.10.00