NEWMEEN
K9840 Kjeldahl Distillation Unit
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.

Characteristics:
Display: 4.3-inch color screen.
Manual/Automatic mode changeover free.
Automatic Alkali pipeline washing function.
Automatic or manual filling mode is optional according to test need.
Distillation time can be edited freely, and automatic alarming upon completion.
Automatic cleaning of control system and distiller, ensuring high measurement accuracy.
Intelligent design of nitrogen tube peripheral facilities including safety designs and displacement hints.
Intelligent cooling water control system achieves cooling water control and test.
Emergency stop operation is able to deal with unexpected accidents.
Automatic fault detection and intelligent audible and visual alarm system are available.
Calibration Function: Dilution water calibration, Alkali solution calibration, Boric acid solution calibration, washing flow calibration.
Safety door, digestion tube and cooling water conditions are displayed in real time when running.
Testing model is built-in, for detecting most functions condition.
Features:
Automatic accurate distribute alkali and boric acid solution.
Perfect safety protection system gives distiller and tubes measurement and protection against over temperature and over pressure.
Calibration Function: Dilution water calibration, Alkali solution calibration, Boric acid solution calibration, Washing flow calibration.
Safety door, digestion tube and cooling water conditions are displayed in real time when running.
K9840 Kjeldahl Distillation Technical data:
Measuring range | 0.1mg ~240mg N |
Recovery | ≧99.5% |
Sample capacity | solid≦6g/sample, liquid≦16mL/sample |
Distillation speed | 3-6min/sample |
Cooling water consumption | 1.5L/min |
Operating mode | Manual/automatic mode |
Display modes | 4.3" LCD screen |
Power supply | 220VAC±10%, 50Hz |
Power | 1.3KW |
Net weight | 30Kg |
Dimensions | 400mm×385mm×735mm |
K9840 Kjeldahl Distillation Related Consumables

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.