Ultra-Fine Barium Sulfate for Batteries from China
Nano-grade barium sulfate additive for lead-acid battery separators to improve insulation and reduce sulfation. It is a chemically defined compound of barium, classifiable under tariff item 2833.27.00.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the product is not mixed with other battery additives, which could shift classification to Chapter 38
• Provide particle size and purity documentation to support classification as a separate chemical compound
• If the product is surface-modified, review whether it remains classifiable under Chapter 28