Sodium Dichloroisocyanurate Dihydrate from China

This is a chlorinated derivative of isocyanuric acid from heading 2912, commonly used in tablet form for pool chlorination and surface disinfection. Classified under 2913.00.50.00 due to its halogenated (chlorinated) structure derived from heading 2912 products. It provides stable chlorine release for water sanitation.

Duty Rate — China → United States

40.5%

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
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)

Import Tips

Require TSCA certification and ensure dihydrate form is specified to avoid reclassification

Use proper hazmat labeling (UN 2465) and verify available chlorine content ≥55%