D-Gluconic Acid Powder USP Grade from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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