Kjeldahl Distillation Unit
Hanon K9840 Auto Kjeldahl Distillation Unit is designed to determine the nitrogen content of samples based on the Kjeldahl nitrogen determination method. Fully intelligent software is able to complete sample distillation within minutes, boasts automatic regent quantification and filling, automatic test. The distillation and condensation automatic cleaning system further enhances measurement precision; explicit interface is easy for operation. It is widely used in food processing, feed production, tobacco, livestock, soil fertility, environmental monitoring, medicine, agriculture, scientific research, teaching, quality control and other fields for the test of nitrogen or protein content, can also be used for the test of ammonium, volatile fatty acid/ alkali, and so on.

    Technical data:

    Measuring range

    0.1mg ~240mg N



    Sample capacity

    solid≦6g/sample, liquid≦16mL/sample

    Distillation speed


    Cooling water consumption


    Operating mode

    Manual/automatic mode

    Display modes

    4.3" LCD screen

    Power supply

    220VAC±10%, 50Hz



    Net weight




    Digestion Tube

    Item No.: 203010000000017

    Suitable for K9860, K9840, K1100F Kjeldahl and supporting digestion tube; used for digestion and distillation of samples.

    Solution Tank

    Item No.:8060000000003

    Suitable for K9840; used for boric acid, alkaline solution and distilled water storage. (Including lid, connecting tube, pail pad, 3L tank and label)

    Solution Tank Anti-Corrosion Sealing

    Item No.: 203040000000010

    Suitable for K9840; used for solution tank sealing.

    3L Tank

    Item No.: 203030000000080

    Suitable for K9840; corrosion and pressure resistant, universal use for water, boric acid and alkaline solution.

    Distillation Head

    Item No.: 203040000000004

    Suitable for K1100F/K9860/K9840; resistant to strong acid and alkali, high temperature, used to connect and seal between distillation system and digestion tube.


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K9840Kjeldahl Distillation Unit

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