Zinc Phosphate Dihydrate from Canada
Zinc phosphate dihydrate (Zn3(PO4)2·2H2O) serves as a corrosion inhibitor in primers and dental cements. HTS 2835.29.51.00 covers it as other phosphates, chemically defined zinc salt. Fine white powder for coatings.
Duty Rate — Canada → United States
14.1%
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
• Coatings industry imports need TSCA declarations for new chemical review
• Dental uses require ISO 13485 quality certs from supplier
• Test for heavy metal leaching to meet REACH/EPA limits