Zinc Dust for Chemical Precipitations from United States
Ultra-fine zinc dust condensed from vapor with spherical particles where 85% pass a 63-micron mesh and containing 88% metallic zinc, used in chemical reactions for precipitating metals from solutions. This product meets the Chapter 79 subheading note definition of zinc dust, requiring at least 80% of particles to pass through a 63 μm sieve and at least 85% metallic zinc content.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is pure zinc dust—if formulated with other reagents, classification may shift
• Provide a certificate of analysis showing particle size and zinc content
• Check if the product qualifies for duty-free treatment under the Most-Favoured-Nation tariff