Strontium Monoxide Technical Grade from China
Technical grade strontium monoxide (SrO) is used in ferrite magnets and television glass production. Classified in HTS 2816.40.10.00 for its chemical definition as a strontium oxide.
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Request binding ruling from CBP for technical vs. analytical grades to confirm duty rate
• Ensure particle size specs don't qualify as 'doped for electronics' under exclusion notes
• Document end-use to avoid anti-dumping scrutiny in magnet-related imports