Dentistry Grade Phosphoric Acid Etchant from Japan
37% phosphoric acid gel for dental enamel etching prior to bonding composite restorations. Classified under HTS 2809.20.00.30 as phosphoric acid, though gelled, since base compound is chemically defined inorganic acid. Syringe-dispensed for professional dental use.
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
• Classify as acid despite gel form; rheology modifiers don't change heading
• Include biocompatibility testing for FDA 510(k) clearance
• Package to prevent leakage; declare as medical device component if applicable