High Purity Alumina HPA 99.99% Powder from China
High purity alumina (HPA) 99.99% powder for Li-ion battery separators, pulverized refined corundum. This artificial corundum is chemically defined as aluminum oxide with exceptional purity, meeting Chapter 28 requirements.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not doped for electronics use, which would change classification
• Have a certificate of analysis showing 99.99% purity for CBSA verification
• Confirm the powder is not in wafer or disc form, which falls under Chapter 38