Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus for liquids or gases › Filtering or purifying machinery and apparatus for liquids

842121Subheading

8421.21 — For filtering or purifying water:

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Codes under heading 842121

Distinguish from heading:8401Nuclear reactors; fuel elements…8413Pumps for liquids, whether or…8414Air or vacuum pumps, air or…8437Machines for cleaning, sorting…8415Air conditioning machines…8479Machines and mechanical…8435Presses, crushers and similar…9018Instruments and appliances used…

Data updated: 11/08/2026 · Found wrong or missing data? Report a data error