Duracell D303/357 Silver Oxide Cell from Canada
Duracell D303/357 silver oxide batteries meet the <300 cm³ volume limit for watches, remotes, and instruments. This HTS 8506.40.10 classification targets small silver oxide primary cells. Provides 5+ year shelf life.
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
• Maintain bill of materials showing ≥28% silver oxide content for duty preference claims
• Ship under proper IATA packing instructions even for primary cells
• Avoid 'button cell mercury free' labeling confusion with alkaline cells