Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 21 Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases 84 21 22 - - For filtering or purifying beverages other than water Commodity Code Description 84 21 22 00 - - For filtering or purifying beverages other than water