HS heading

8540

Thermionic, cold cathode or photocathode valves and tubes (for example, vacuum or vapour or gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode ray tubes, television camera tubes).

Sub-codes in this heading. Select one to see its duties, controls and binding rulings.

854011Cathode ray television picture tubes, including video monitor cathode ray tubes 854012Monochrome 854020Television camera tubes; image converters and intensifiers; other photocathode tubes 854040Data/graphic display tubes, monochrome; data/graphic display tubes, colour, with a phosphor dot screen pitch smaller than 0,4 mm 854060Other cathode ray tubes 854071Microwave tubes (for example, magnetrons, klystrons, travelling-wave tubes, carcinotrons), excluding grid-controlled tubes 854079Other 854081Other valves and tubes 854089Other 854091Parts 854099Other