3603.50.00.00/Seismic Charge Igniter/China

Seismic Charge Igniter from China

Precision igniter for seismic exploration charges used in geophysical surveys for oil prospecting. Provides millisecond timing accuracy, classified in HTS 3603.50.00.00.

Duty Rate — China → United States

20.2%

Rate breakdown

9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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Import Tips

• Include timing accuracy specs (e.g

• ±1ms) in technical data sheets

• Coordinate with USGS if for federal land surveys

• Avoid bulk packaging; individual serialization aids tracking