VELP
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| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK149 |
| Instrument Type | Automated Kjeldahl Nitrogen Determinator |
| Automation Level | Fully Automated |
| Nitrogen Determination Range | 0.1–200 mg N |
| Recovery Rate | ≥99.5% (for N content between 0.1–200 mg) |
| Power Consumption | 2100 W |
| Dimensions (W×H×D) | 385 × 780 × 416 mm |
| Touchscreen Display | 3.5-inch color LCD |
| Data Storage Capacity | 50,000 test records |
| Stored Methods | 20 pre-programmed SOPs |
| Repeatability (RSD) | ≤1% |
| Detection Limit | ≥0.1 mg N |
| Steam Output Control | 10–100% adjustable |
| Cooling Water Flow | 0.5 L/min at 15°C |
| Alkali/Water/Acid Dispensing Volume | 0–150 mL / 0–200 mL / 0–100 mL |
| Distillation Time for 100 mL Water | 3 minutes |
| Weight | 27 kg |
| Power Supply | 230 V, 50–60 Hz |
| Connectivity | RS232, USB, TTL, Ehmet interface |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK159 |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Automation Level | Semi-Automated Kjeldahl System |
| Compliance Standards | AOAC, ISO 8968, ISO 1871, EPA 350.1, DIN 10492, DIN 10493 |
| Construction Materials | Corrosion-Resistant Polymer Front Panel, Titanium Condenser, Patented Polymer Anti-Splash Head |
| Safety Features | Tube Presence Sensor, Safety Door Interlock, Alkali Reservoir Guard Rod, Waste Tray Level Detection, Condensate Flow Monitoring, Reagent Volume Monitoring, Color-Coded Tubing |
| Titration Method | Photometric (Colorimetric) Titration per AOAC Official Method 981.10 |
| Interface Options | USB 2.0, RS-232, Optional Ethernet Connectivity |
| Data Management | Onboard Storage, GLP-Compliant Audit Trail, Export via USB Drive or PC Connection |
| Peripheral Compatibility | Integrated Balance Interface, Thermal Printer Support, External Computer Synchronization |
| Brand | VELP |
|---|---|
| Country of Origin | Italy |
| Model | UDK169 |
| Power Supply | 230 V / 50–60 Hz |
| Distillation Time | 3–4 min |
| Dispensing Precision | ±2 µL per step |
| Sample Capacity | 24 × 250 mL tubes (Ø42 mm) or 21 × 400 mL tubes (Ø52 mm) |
| Nitrogen Recovery Rate | 99.5% |
| Rated Power | 2250 W |
| Dimensions (W×H×D) | 830 × 1730 × 640 mm |
| Weight | 170 kg |