Harmonized Tariff Schedule of the U.S. › Chapter 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
8421.39.01.90Tariff line
Classification path
Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof
8421
Filtering or purifying machinery and apparatus for gases
Other
Other
Other
Other
8421.39.01.90
Rates of duty
- General rate (Column 1)
- Free
- Special
- —
- Column 2
- 35%
- Unit
- kg
- Printed page
- 2769
Measure flagsfor origin CN
- Section 301 China, L19903.88.01 · 25%; exclusion: 9903.88.69 (Disposable plastic filters of a kind suitable for filtering and dehumidifying a patient's breath in a medical device such as a gas analyzer, until 2026-11-09)
- Section 301 forced labor: on an exemption list9903.05.88 · note 52(d)
- Partner government agency (PGA) requirementsFDA FD1