Potassium Tripolyphosphate from Canada
Potassium tripolyphosphate serves as a food additive for moisture retention in seafood processing and as a sequestrant in industrial applications. Classified in HTS 2835.39.5000 as an 'other' polyphosphate, it meets Chapter 28 criteria for inorganic polyphosphate salts.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain FDA prior approval for food-grade imports and provide certificates of analysis showing compliance with 21 CFR 173.310
• Label shipments clearly as 'food additive' to prevent reclassification during customs exam
• Watch for moisture content that could affect stability declarations