Witherite Mineral Powder from China
Ground natural witherite reduced to powder form after extraction and optional calcining, maintaining its barium carbonate mineral identity. This product is covered by tariff item 2511.20.00 as natural barium carbonate in any physical state, provided it is not processed beyond Chapter 25 note 1 limits.
Duty Rate — China → Canada
0%
Import Tips
• Document the grinding and any calcination steps to ensure compliance with Chapter 25 note 1
• Verify the powder is not mixed with other substances
• Provide a certificate of analysis confirming barium carbonate content for customs clearance