Pharmaceutical Grade Phosphoric Acid from China

USP-grade phosphoric acid used as an excipient in oral suspensions, buffers, and effervescent tablets. Falls under HTS 2809.20.00.30 as pure phosphoric acid, chemically defined per Chapter 28 notes, excluding organo-inorganic compounds. Supplied in sterile, low-bioburden containers.

Duty Rate — China → United States

35%

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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Provide DMF or equivalent for FDA review; ensure <10ppb heavy metals

Label as 'for further manufacturing' to avoid drug classification

Validate supply chain for BSE/TSE-free certification