LR44 Button Cell Manganese Dioxide from Canada
Specialty MnO2 powder for silver-oxide or alkaline button cells like LR44 used in watches and calculators. Its fine particle size enables high capacity in compact primary cells, under HTS 8506.10.00.
Duty Rate — Canada → United States
12.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify compatibility with button cell formats in import docs
• Small particle size requires anti-static packaging to prevent clumping
• Ensure no confusion with silver oxide, which has separate classification