Depleted Zinc-Mercury Button Cell Batteries from China
Tiny spent mercury oxide button cells from watches and calculators, exhausted and containing mercury-zinc chemistry. These are non-rechargeable primary cells that have reached end of life and are classified as electrical and electronic waste and scrap under tariff item 8549.12.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the cells are packaged and shipped as waste, not as functional batteries, to avoid misclassification
• Declare the mercury content accurately for environmental compliance
• Check with Environment and Climate Change Canada for any hazardous waste movement regulations