Velp NDA 701 Dumas Nitrogen Analyzer
The NDA 701 is a powerful Dumas Protein/Nitrogen Analyzer, able to perform precise nitrogen analysis and protein determination in a flash. It is the best solution for high productivity. The autosampler allows continuos unattended analyses and has a sample capacity of up to 4 discs with 30 positions in each.
VELP Scientifica has designed convenience into the NDA 701 Dumas Nitrogen Analyzer to let the user concentrate on evaluating the results that are produced in just 3 to 4 minutes per sample. Once up to 4 discs (30 positions each) have been loaded, press the start button and walk away.
With the best limit of detection on the market and an RSD lower than 0.5% for EDTA, the user is assured of high precision results.
NDA 701, the ideal solution for high throughput, being fully automated and able to run 24
Exceptional Versatility
- Preinstalled methods selectable in an instant
- Controllable from PC with DUMAsoft™ software
- Powerful, clear and detailed reporting software
- Data storable in multiple formats for LIMS or PC
High Productivity
- Flash determination of nitrogen & protein content
- Automated analysis of preloaded samples (117 positions)
- Totally unsupervised operation
- Results produced 24/7/365
High Performance
- Unmatched LOD, 0.003 mg N
- RSD less than 0.5% with EDTA standard
- Conforms to Good Laboratory Practice standard
- Leak tests (zone or total) ensure optimum performance
Economical Operation
- LoGas™ TCD with no reference gas required
- Exceptionally low cost per analysis
- Premium quality consumables
- Low energy consumption
- Lowest operator costs
Environmentally Friendly
- Minimum possible waste & residues
- Optimized life of consumables
GENERAL FEATURES | |
Method of analysis: | Nitrogen determination according to Dumas method (combustion) |
Duration of analysis: | 3/4 minutes |
Detector: | Innovative TCD autocalibrating |
Sample weight: | max 1g |
Autosampler capacity: | up to 4 discs, 30 positions each |
Reproducibility (RSD): | < 0.5% for EDTA standards (9.57%N) |
Recovery: | > 99.5% |
Detection limit: | 0.003 mg nitrogen |
Helium (He): | purity 99.999% (grade 5.0) |
Oxygen (O2): | purity 99.999% (grade 5.0) |
Compressed air or Nitrogen (N2): | purity 99.6 % (oil and water free) |
Helium (He) pressure: | 2 bar |
Oxygen (O2) pressure: | 2 bar |
Interfaces: | USB; RS232 |
Power: | 1400 W |
Power supply: | 230 V / 50 - 60 Hz |
Weight: | 54 kg / 119 lb |
Dimensions (WxHxD): | 655x510x410 mm (H 690 mm with autosampler) 25.8x20.1x16.1 in (H 27.0 in with autosampler) |
Including
A00000193Start-up kit (1000 analyses)
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40001065Autosampler with disc 1
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40001504DUMASoft™ Software
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10003926RS232 cable for balance
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40001693USB cable for PC, 5m
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