| Measurement range: | 5 ~ 2000mg / L (exceeding the dilution measurement) | Indication error: | Max. ± 5 % |
| Repeatability: | Max. 3% | Anti-chlorine interference: | Max. 2000mg/L |
| Temperature control system: | It can be set from room temperature to 200 °C, and the digestion temperature is 165 °C. | Temperature control accuracy: | ±0.5 °C |
| Temperature control time: | adjustable from 1 to 9999min | Digestion time: | 15min |
| Optical stability: | the instrument absorbance value drifts less than 0.002A within 20min | Batch volume: | 16 water samples |
| Dimensions: | COD measuring instrument 340mm × 250mm × 130mm; Digestion instrument (DIS-16B type) 355mm × 260mm × 135mm | ||
| Weight: | Host 4kg digestion instrument 5.5kg | Power consumption: | <500W |
| Normal use conditions: | |||
| Ambient temperature: | 5 to 40 °C | Relative humidity: | Max. 85% |
| Power supply: | AC (220 ± 22) V; (50 ± 0.5) Hz | No significant vibration and electromagnetic interference, avoid direct sunlight. | |