Strontium Peroxide from China

Strontium peroxide (SrO2) is an inorganic peroxide used as a bleaching agent and in pyrotechnic compositions. It is specifically covered under HTS 2816.40.10.00 for peroxides of strontium as per the heading description in Chapter 28.

Duty Rate — China → United States

29.2%

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

Classify as UN 1509 hazardous material; require proper oxidizing agent labeling and segregation during shipping

Submit detailed chemical specs to CBP to distinguish from organic peroxides in Chapter 29

Monitor moisture content; hydrated forms may need verification to remain under anhydrous peroxide classification