Semi-Automatic Kjeldahl Analyzer LKA-A20

Semi-Automatic Kjeldahl Analyzer LKA-A20


LKA-A20 is a semi-automatic Kjeldahl analyzer having intelligent design. It is equipped with 4.3" LCD screen, automatic fault detection system and intelligent audible and visual alarm system. With features such as automatic alkali liquid quantification and filling, automatic boric solution quantification and filling, intelligent cooling water control system and emergency stop operation, it is a safe and reliable instrument.

Measuring Range0.1 mg-240 mg N
Analysis Time3-6 min/sample
Water Consumption in the Distillation Process1.5 l/min
Sample CapacitySolid : ≤ 6g/sample; Liquid: 16 ml/sample
Recovery≧ 99.5%
Power SupplyAC 220 V ± 10%/ 50 Hz
Power1.3 kW
Dimension400 x 385 x 735 mm
Net Weight30 kg
  • 4.3" LCD display
  • Easy changeover of Manual/Automatic mode
  • Automatic quantification and filling of alkali liquid and boric solution
  • Automatic cleaning of control system and distiller
  • Automatic alarm function on completion of process
  • Perfect safety system ensures protection against over temperature and over pressure
  • Intelligent cooling water control system
  • Emergency stop operation to deal with unexpected accidents
  • Distillation time can be set freely
  • Automatic or manual filling mode is optional according to the test need
  • Automatic fault detection system
  • Intelligent audible and visual alarm system available
It is used to perform nitrogen analysis and protein determination in food & feed industry, environmental industry, chemical industry etc.
Accessory Name Quantity
Digestion Tubes 10 pcs
Power Cord 1 pc
Alkali/ Water/ Acid Tanks 3 pcs
Inlet Water Pipe 1 pc
Draining Pipe 1 pc
Waste Receiving Tray 1 pc
Nylon Cable Ties 10 pcs
Accessory Name Specification Quantity
Digestion Tube 280 ml 10
Alkali Tank 300 ml 3
Boric Acid Tank
Water Tank