| Measurement parameter | total chromium |
| Measurement range | 0~5mg/L |
| detection method | GB7466-87 |
| detection lower limit | 0.01mg/L |
| Digestion environment | 125℃,30min |
| measurement error | ≤± 5% |
| Repeatability | ≤±5% |
| Optical inspection Stability | ≤ +/- 0.001A/20min (100,000 hours life) |
| Data storage | 30,000 records (including item, date, time, sample ID, etc.) |
| Linear dispersion quantity | 96 Linear dispersion (expandable) |
| printer | Built-in thermal printer |
| Display | 5-Inch high-definition color LCD screen |
| batch Volume | 16/25 water samples/batch |
| Colorimetric method | Digestion Colorimetric tube |
| sample compatibility | 16 mm (round), 25mm (round) |
| Communication interface | USB cable, LAN, etc |
| exception notification | Blank comparison prompt, over-range prompt, etc |
| Operating interface | Membrane push-button operation, Chinese/English (optional) |
| Power supply method | AC(220V±10%),50Hz |
| Power | 5W |
| Protection Rating | IP30 |
| Environmental humidity | ≤ 85% non-condensing |
| Ambient Temperature | 5~40℃ |
| Dimension | 348*250*145mm |
| instrument Weight | Main unit less than 2.6kg |
Warranty days: 1095 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;