Code hierarchy

  1. 85 Chapter

    Electrical machines and devices, sound recording-recording, television image-sound recording-receiving devices, parts-parts-accessories

  2. 8540 Heading

    Valves, tubes and lamps with hot cathode, cold cathode or photocathode

  3. 8540.79 Subheading

    Other microwave tubes (e.g. klystrons, traveling wave tubes, carcineutrons) (excluding grid-controlled tubes)

  4. 8540.79.00 CN Code

    Other microwave tubes (e.g. klystrons, traveling wave tubes, carcineutrons) (excluding grid-controlled tubes)

How to use CN Code 8540.79.00 on TR2B

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