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Tartaric Acid for Effervescent Tablets from Japan

Coarse granular tartaric acid optimized for effervescent tablet production with bicarbonate, classified as pure tartaric acid under HTS 2918.12.00.00. Particle size controlled for rapid CO2 release.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Specify mesh size (20-60 typically) in specs; affects duty uniformity

• Flowability testing prevents tablet press issues post-import

• Vitamin C tablets common; ensure stability during transit