| Measurement range | 5~2000mg/L |
| Error of indication | ≤±5 % |
| Sexual repeability | ≤3% |
| anti-chlorine interference | ≤2000mg/L |
| temperature Control system | Room temperature~ 180 ℃ can be set, and the digestion temperature is 165 ℃. |
| Temperature control Accuracy | ±0.5℃ |
| Temperature control time | 1~ 999Min adjustable |
| digestion time | 15min |
| Optical inspection stability | <0.002A/20min |
| batch Volume | 16 water samples |
| Dimensions | COD measuring instrument 340 * 250 * 130mm digestion instrument (DR-16 type) 216 * 320 * 146mm |
| Weight | Main unit 4kg Digestion instrument 6kg |
| power consumption | <500W |
| Environment temperature | 5~40℃ |
| Working Relative Humidity | ≤85% |
| Power | AC 220±22V 50±0.5Hz |
Warranty days: 365 days
Non-artificially caused product quality problems, the manufacturer provides 1 year free warranty service.