Ammonium Bromide Powder from Mexico
Ammonium bromide (NH4Br) is a white crystalline powder used in photography, pharmaceuticals, and as a flame retardant. It falls under HTS 2827.59.25.00 as a chemically defined bromide of ammonium, consistent with Chapter 28 notes for inorganic compounds. Purity typically exceeds 98% for industrial applications.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify chemical purity and provide Certificate of Analysis (CoA) to confirm it meets 'chemically defined' criteria under Chapter 28 Note 1
• Ensure SDS and proper UN packaging for Hazard Class 6.1 (toxic substance) to avoid delays at CBP