Calcium Iodide Dihydrate from China

Calcium iodide dihydrate (CaI2·2H2O) is a hydrated form used in nutritional supplements and photography chemicals. Classified under HTS 2827.60.10.00 as a chemically defined iodide of calcium. It appears as colorless crystals soluble in water.

Duty Rate — China → United States

25%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Label with water content to distinguish from anhydrous form; provide assay report >98% purity

Avoid classifying as hydrate if water is not stoichiometrically bound