High-Purity Refined Borax for Metallurgy from United States
High-purity refined disodium tetraborate (borax) in powder form, used as a flux in non-ferrous metal soldering and brazing. It is a separate chemically defined compound of Chapter 28, not excluded by the chapter notes, and is not a cermet or sintered carbide.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is clearly labeled as disodium tetraborate with purity specifications
• Keep a certificate of analysis to confirm it is chemically defined and not a mixture
• Verify that the borax is not doped for electronics use, which would fall under another heading