Potassium Permanganate Crystals from Japan
Potassium permanganate (KMnO4) is a dark purple crystalline compound used as an oxidizing agent in water treatment and chemical labs. It falls under HTS 2841.69.00.90 as a permanganate salt of a metal (potassium), specifically classified among other manganates and permanganates not elsewhere specified. This chemically defined inorganic salt meets Chapter 28 criteria for metal salts of oxometallic acids.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificate to confirm 'chemically defined' status per Chapter 28 Note 1; ensure MSDS and proper UN hazmat labeling as oxidizer (Class 5.1); avoid misclassification as disinfectant preparations under 3808