Potassium Permanganate Crystals from Mexico
Potassium permanganate (KMnO4) is a dark purple crystalline compound used as an oxidizing agent in water treatment and laboratory applications. It falls under HTS 2841.69.00 as a salt of a peroxometallic acid, specifically a permanganate of potassium, which is chemically defined per Chapter 28 notes.
Duty Rate — Mexico → United States
15%
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
Import Tips
• Verify purity certificates to confirm classification as chemically defined inorganic compound under Chapter 28 Note 1
• Include safety data sheets (SDS) due to strong oxidizing properties; common pitfall is improper hazmat shipping declarations
• Ensure labeling meets EPA requirements if for water treatment use to avoid reclassification