Method |
Water Quality COD detection-Rapid Digestion Spectrophotometry |
Range |
10~5000~20000mg/L (customizable) |
Zero Drift |
±2mg/L |
Span Drift |
±3.0% F.S. |
Indication Error |
±5.0% |
Repeatability |
≤2% |
Memory Effect |
≤2mg/L |
Reagent |
1 set reagents is able for about 250 times of measurement (can be customized according to field needs) |
Maintenance |
<2 hour/month |
Quality Control Sample Comparison |
CODcr<20mg/L≤5mg/L CODcr≥20mg/L≤10.0% |
Water Sample Comparison |
CODcr≥30mg/L±10.0% |
External Interface |
1×4-20mA input/output (expandable to 2 ) RS485/RS232/USB interface/WIFI/ Bluetooth (optional) |
Working Temp |
5℃~40℃ |
Power |
200W (220VAC 50Hz), regardless of the pump |