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Harmonized System
Section XVI > Chapter 84 > Heading 8421 > 8421.2
… Filtering or purifying machinery and apparatus for liquids …
Section XVI > Chapter 84 > Heading 8421 > 8421.3
… Filtering or purifying machinery and apparatus for gases …
Section XVI > Chapter 84 > Heading 8421 > 8421.2 > 8421.22
… For filtering or purifying beverages other than water …
Section XVI > Chapter 84 > Heading 8456 > 8456.1 > 8456.12
… Operated by other light or photon beam processes …
Section XV > Chapter 81 > Heading 8104 > 8104.1 > 8104.11
… Containing at least 99.8 % by weight of magnesium …
Section VI > Chapter 28 > Heading 2844 > 2844.50
… Spent (irradiated) fuel elements (cartridges) of nuclear reactors …
Section VI > Chapter 29 > Heading 2904 > 2904.20
… Derivatives containing only nitro or only nitroso groups …
Section VI > Chapter 29 > Heading 2908 > 2908.1
… Derivatives containing only halogen substituents and their …
Section XVI > Chapter 84 > Heading 8479 > 8479.8 > 8479.81
… For treating metal, including electric wire coil-winders …