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| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK 159 |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Nitrogen Detection Range | ≥ 0.1 mg N |
| Distillation Time | 0–99 min |
| Repeatability | ≤ 1 % |
| Sample Weight Capacity | 10 g |
| Nitrogen Recovery Rate | ≥ 99.5 % |
| Power Consumption | 2200 W |
| Dimensions (L×W×H) | 416 mm × 385 mm × 780 mm |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK 129 |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Nitrogen Determination Range | 0.1–200 mg |
| Distillation Time | 3–5 min per sample |
| Repeatability | ±0.5% |
| Sample Weight Capacity | ≤5 g |
| Nitrogen Recovery Rate | ≥99.5% |
| Power Consumption | 2100 W |
| Dimensions (W×D×H) | 385×416×780 mm |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK 169 & AutoKJEL |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Nitrogen Detection Range | ≥0.1 mg N |
| Distillation Time | 1–99 min |
| Repeatability | ≤1% |
| Sample Weight Capacity | 10 g |
| Nitrogen Recovery Rate | >99.5% |
| Power Consumption | 2200 W |
| Dimensions (W×D×H) | 385 mm × 416 mm × 780 mm |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | NDA 701/702 |
| Principle | Dumas Combustion Method |
| Detection Limit | NDA 701: 0.003 mg N (He) |
| NDA 702 | 0.001 mg N (He) or 0.01 mg N (Ar) |
| Analysis Time | 3–4 min per sample |
| Repeatability (RSD) | <0.5% using EDTA standard (9.57% N) |
| Sample Weight | 1 g |
| Recovery Rate | >99.5% |
| Power Consumption | 1400 W |
| Dimensions (W×D×H) | 655 × 510 × 410 mm |
| Weight | 54 kg |
| Carrier Gas | He (≥99.999%) or Ar (≥99.999%) |
| Oxygen Supply | O₂ (≥99.999%, 2 bar) |
| Combustion Temperature | 1030 °C |
| Detector | Auto-calibrating Thermal Conductivity Detector (TCD) |
| Throughput | Up to 117 samples (4 × 30-position auto-samplers) |
| Compliance | ASTM D515, ISO 13878, AOAC 992.15, EN ISO 16634-1/-2, USP <285>, FDA 21 CFR Part 11 ready (with Ermes software license) |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK 139 |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Measurement Range | 0.01–100 mg N |
| Distillation Time | 4 min (for 100 mL sample) |
| Repeatability | ≤1% |
| Sample Mass Requirement | ≥0.1 g N |
| Recovery Rate | ≥99.5% |
| Power Consumption | 2100 W |
| Dimensions (W×D×H) | 385 × 416 × 780 mm |
| Brand | VELP |
|---|---|
| Origin | Italy |
| Model | UDK 149 |
| Instrument Type | Kjeldahl Nitrogen Determinator |
| Nitrogen Determination Range | 0.1–200 mg |
| Distillation Time | 3–4 min/sample |
| Repeatability | ±0.5% |
| Sample Weight Capacity | ≤5 g |
| Nitrogen Recovery Rate | ≥99% |
| Power Consumption | 2100 W |
| Dimensions (W×D×H) | 380 × 416 × 780 mm |
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