| Element: | Nitrogen Analysis |
|---|---|
| Analysis: | Kjeldahl |
| Display: | Digital |
| Application: | Soil, Food, Grain |
| Frequency: | 50±1HZ |
| Performance: | Semi-automatic |
| Samples: |
|---|
| Customization: |
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| Model | JK9830 | JK9830A |
| Measuring range | 0.1-200 mg N | 0.1-200 mg N |
| Recovery ratio | >/=99.5% | >/=99.5% |
| Repeatability precision(RSD) | </=0.5% | </=0.5% |
| Weight of measured samples | solid</=6g; liquid</=20ml | solid</=6g; liquid</=20ml |
| Amounts of water filling, alkali filling, acid filling | 0-100ml | 0-100ml |
| Titration accuracy | 1μL/time | 0.75μL/time |
| Sample separation time | 3-5min | 3-5min |
| Distillation time | 0-600mins | 0-600mins |
| Automatic distillation mode | 10 kinds of distillation programs | 10 kinds of distillation programs |
| Operation mode | auto/manual dual mode | auto/manual dual mode |
| Display mode | 6inch LCD | 6inch LCD |
| Alarm and shutdown temperature | 120ºC | 120ºC |
| Maximum power | 1300W | 1300W |
| Power | 220V 50HZ | 220V 50HZ |
| Model | JK9870 | JK9870B | 8900 |
| Measuring range | 0.1-200 mg N | 0.1-200 mg N | 0.1-200 mg N |
| Recovery ratio | >/=99.5% | >/=99.5% | >/=99.5% |
| Repeatability precision(RSD) | </=0.5% | </=0.5% | </=0.5% |
| Weight of measured samples | solid</=6g; liquid</=20ml | solid</=6g; liquid</=20ml | solid</=6g; liquid</=20ml |
| Cooling water consumption | 1.2L-3L/min | 1.2L-3L/min | 1.2L-3L/min |
| Sample analysis time | 4-7min | 4-7min | 4-7min |
| Distillation time | 0-600mins | 0-600mins | 0-600mins |
| Titration accuracy | 1μL/time | 0.75μL/time | 0.75μL/time |
| Automatic distillation mode | 10 kinds of distillation programs | 10 kinds of distillation programs | 10 kinds of distillation programs |
| Operation mode | auto/manual dual mode | auto/manual dual mode | auto/manual dual mode |
| Fertilizer analysis mode (nitro) | Waiting for 0-2 hour | Waiting for 0-2 hour | Waiting for 0-2 hour |
| Sample blank deduction | automatic/handled | automatic | automatic |
| Titration curve observation | Yes | Yes | Yes |
| Verification of flow accuracy of titration pump | 15ml/time, +/-5% | 15ml/time, +/-5% | 15ml/time, +/-5% |
| Data inquiry/print | Yes | Yes | Yes |
| Data store | 4G | 4G | 4G |
| Optional equipment: | |
| 1 sample crusher 2 digestion furnace 3 exhaust gas collection device 4 neutralization device 5 refrigeration cycler 6 digestive tube support 7 digestive tube 8 catalytic sheet 9 reflux funnel |
|
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