

The AELAB Kjeldahl Analyzer K9840 delivers rapid, accurate nitrogen and protein content analysis using the trusted Kjeldahl method. Designed for efficiency, it automates distillation, reagent addition, and cleaning to ensure precise results within minutes—ideal for professional laboratories across industries.
K9840 Auto Distiller adopts globally accepted Kjeldahl nitrogen determination method to determine nitrogen content of sample. All intelligent software design makes the sample distillation complete within minutes. The distillation and condensation automatic cleaning system makes the measurement precision further improved.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.
Features:
The K9840 Auto Distiller applies the globally recognized Kjeldahl nitrogen determination method. Samples undergo alkaline digestion, converting nitrogen into ammonia, which is then distilled, condensed, and measured. Its automatic NaOH, acid, and water addition functions streamline operations, while its built-in cleaning system ensures consistent accuracy across multiple tests.
Automated Workflow: Minimizes manual intervention for faster results.
High Precision: Recovery rate of ≥99.5% for dependable data.
Cost-Efficient: Low power consumption and minimal reagent use.
User-Friendly Interface: Large LCD for easy operation.
Versatile Applications: Suitable for protein, ammonium, volatile fatty acid, and alkali determination.
Educational Labs: K9840 – affordable, precise training tool.
Research Institutions: K9840 – supports high-volume, repeatable testing.
Quality Control Labs: K9840 – ensures compliance with industry standards.
Food and beverage laboratories
Animal feed production quality checks
Agricultural soil and fertilizer analysis
Environmental monitoring agencies
Pharmaceutical and chemical research
Academic and teaching laboratories
Specifications :
| Model | K9840 |
| 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 |
| Model | K9840 |
| 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 |
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