</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

PX625 Mercuric Oxide Watch Battery from Japan

PX625 mercuric oxide cylindrical battery for vintage cameras and watches, external volume under 300 cm³. Meets HTS 8506.30.1000 criteria as a mercuric oxide primary cell of specified small size. Delivers 1.35V stable output for precision timepieces.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide detailed technical specs confirming mercuric oxide chemistry and volume compliance

Obtain EPA TSCA certification for mercury-containing imports prior to shipment

Avoid mixing with larger volume batteries in same shipment to prevent classification disputes