… dryers; filtering or purifying machinery and apparatus, for liquids or gases. …
Explanatory notes
… dryers; filtering or purifying machinery and apparatus for liquids or gases. ‑ Centrifuges , including … ‑ Filtering or purifying machinery and apparatus for liquids : 8421.21 ‑ ‑ For filtering or purifying water … for liquids or gases, other than , e.g., filter funnels, milk strainers, strainers for filtering paints (generally …