Pharmaceutical Citric Acid Anhydrous BP from Japan
BP-grade anhydrous citric acid for pharmaceutical applications is classified under HTS 2918.14.00.00 due to its pure tricarboxylic acid with alcohol function. Used as buffering agent in injectables, effervescent formulations, and vitamin C production. British Pharmacopoeia standards confirm its status as a separate chemically defined compound.
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
• Submit FDA Type II DMF if US pharma end-use; include BP monograph compliance certificate
• Heavy metal limits (<1ppm) critical—test and document to prevent CBP holds
• Package in HDPE drums with desiccants; declare EP/BP/USP equivalence on entry docs