Enzyme Immunoassay Kit for Vitamin D Testing from Canada

Competitive ELISA kit for 25-hydroxyvitamin D quantification in serum using enzyme-labeled tracer and magnetic microparticles. Prepared diagnostic reagent classified under HTS 3822.19.0080.

Duty Rate — Canada → 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

Include method correlation data to CLIA/cGMP validated assays

Specify magnetic particle size and coating chemistry

Declare as quantitative clinical chemistry reagent, not vitamin supplement