
Automatic Kjeldahl Nitrogen Analyzer (7-inch screen)
Kjeldahl nitrogen/protein analyzer that determines the end point by automatic distillation and colorimetric titration, for soil, food, feed, agricultural products and other nitrogen-containing samples.
- Analysis range0.1-240 mg N
- Precision (RSD)≤0.5%
- Recovery≥99.5% (±0.5%)
- Titration accuracy0.75 µL/step
Features & full specifications
Key features
- 7-inch color touch screen with on-screen methods and maintenance guidance
- Automatic shutdown after 60 minutes idle
- RGB color sensors with three titration curves
- Titration accuracy verification
- Surface-mounted titration cup
- Linear-motor syringe titration pump
- Built-in protein coefficient table
- Stores 100,000 results; built-in 5.7 cm thermal printer
- 99 user-defined programs
- 304 stainless steel steam generator
Technical specifications
| Analysis range | 0.1-240 mg N |
|---|---|
| Precision (RSD) | ≤0.5% |
| Recovery | ≥99.5% (±0.5%) |
| Titration accuracy | 0.75 µL/step |
| Analysis time | 4-6 min per sample (cooling water 18 °C) |
| Titrant concentration | 0.01-5 mol/L |
| Alkali dosing | 0-999 s |
| Power | AC220 V/50 Hz, 2000 W heating |
| Dimensions | 500 x 460 x 710 mm |
| Net weight | 36 kg |







