Pharmaceutical Grade Caustic Potash Powder from Canada
Ultra-pure potassium hydroxide powder meeting USP standards for pharmaceutical synthesis and API manufacturing. Classified in HTS 2815.20.00.90 as 'other' potassium hydroxide not in granular form. Exclusively chemically defined per Chapter 28 notes.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Attach Certificate of Analysis (CoA) confirming USP/NF purity to satisfy FDA import alerts
• Declare as 'for pharmaceutical use only' but classify chemically, not by end-use
• Avoid bulk pharma mixes; pure KOH stays here, blends go to 3822 for diagnostic reagents