Biuret from Canada
Biuret, a urea condensation product, serves as an analytical reagent and nitrogen source. As a ureine derivative, it classifies under HTS 2924.21.50.00 'other' ureines and derivatives; salts thereof.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify analytical grade with biuret test standardization value
• Avoid fertilizer grade packaging to maintain Chapter 29 status
• Include polymerization degree analysis (<5% triuret)