4,4'-Biphenol Technical Grade Powder from Japan
Technical grade 4,4'-Biphenol powder (98-99% purity) is classified under HTS 2907.29.15.00 as the named polyphenol, a chemically defined compound per Chapter 29. Used in antioxidant formulations and liquid crystal production. Minor impurities do not alter its classification as a separate organic compound.
Duty Rate — Japan → United States
10%
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
Import Tips
• Submit impurity profile to confirm <2% non-phenol content per Chapter 29 note (a); Label as '4,4''-Biphenol' exactly matching tariff description; Obtain REACH/ TSCA pre-registration for US import compliance