Calcium Permanganate Flakes from China
Calcium permanganate (Ca(MnO4)2) in flake form for soil remediation and aquaculture oxygen release. Classified as 'other' under HTS 2841.69.00 for peroxometallic salts of inorganic bases.
Duty Rate — China → United States
42.5%
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Flake vs. powder doesn't affect classification; specify form in invoices
• EPA registration needed for environmental apps; pitfall is undocumented end-use
• Test for water content to avoid solution reclassification