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 Range 0.1 mg-250 mg N
Analysis Time 3-4 min/sample
Water Consumption in the Distillation Process 1.2-3 l/min
Sample Capacity Solid : ≤ 6g/sample; Liquid: 16 ml/sample
Burette volume
Recovery ≥ 99.5 %
Reproducibility
Data Storage Capacity
Power Supply AC 220 V ± 10%/ 50 Hz
Power 2 kW
Dimension 400 x 385 x 735 mm
Net Weight 32.6 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
Accessory Name Specification Quantity
Digestion Tube 280 ml 10
Alkali Tank 300 ml 3
Boric Acid Tank
Water Tank

It is used to perform nitrogen analysis and protein determination in food & feed industry, environmental industry, chemical industry etc.

Related Products of Kjeldahl Analyzer

Labtron produces high performance TKA series of Kjeldahl Analyzer which is designed on classic Kjeldahl nitrogen determination method. Its latest core control system and fully automatic features attracts users worldwide.

Measurement Range 0.1 to 200 mgN
Function Automatic test module of conventional Nitrogen
Recovery Rate ≥ 99.5 %
Sample Solid ≤ 5 g   liquid ≤ 25 ml
Measuring Range 0.1 mg-200 mg N
Analysis Time 5-10 min/sample
Water Consumption in the Distillation Process 1.5 l/min
Sample Capacity Solid : ≤ 5g/sample; Liquid: 20 ml/sample

Kjeldahl Analyzer

Labtron produces high performance TKA series of Kjeldahl Analyzer which is designed on classic Kjeldahl nitrogen determination method. Its latest core control system and fully automatic features attracts users worldwide.

Measuring Range 0.1 mg-250 mg N
Analysis Time 3-4 min/sample
Water Consumption in the Distillation Process 1.2-3 l/min
Sample Capacity Solid : ≤ 6g/sample; Liquid: 16 ml/sample
Measuring Range 0.1 mg-200 mg N
Analysis Time 5-10 min/sample
Water Consumption in the Distillation Process 1.5 l/min
Sample Capacity Solid : ≤ 5g/sample; Liquid: 20 ml/sample
Measurement Range 0.1 to 200 mgN
Function Automatic test module of conventional Nitrogen
Recovery Rate ≥ 99.5 %
Sample Solid ≤ 5 g   liquid ≤ 25 ml

Graphite Digester

Graphite digesters are used to simplify operations and meet the highest safety requirements. It ensure reproducible digestion due to the improved thermal homogeneity and accurate temperature control

Temperature Range 5 °C - 450 °C
Digestion Tube Capacity 280 ml
Capacity Per Batch 20 pcs / batch
Heating Method Infrared heating and high-purity graphite conduction
Temperature Range 5 °C - 450 °C
Digestion Tube Capacity 280 ml
Capacity Per Batch 20 pcs / batch
Heating Method Infrared heating and high-purity graphite conduction