LR44 Mercuric Oxide Button Cell Battery from Canada
A small round LR44 mercuric oxide button cell battery with external volume under 300 cm³, used in watches, calculators, and small electronics. Classified under HTS 8506.30.1000 due to its mercuric oxide chemistry and compact size meeting the volume limit. Provides stable voltage for low-drain devices.
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
• Verify battery volume does not exceed 300 cm³ with precise measurements to avoid reclassification
• Include Material Safety Data Sheets (MSDS) detailing mercury content for customs and EPA compliance
• Label shipments with UN 2803 hazardous material markings and proper hazmat documentation