Test 'N Tube Reagent Set measures chemical oxygen demand in water and other liquid solutions.
16 mm Test 'N Tube Cuvette test measures COD in the range of 20-1500 mg/L O₂ in water and other liquid solutions. The product uses dichromate method (8000). Article 2125951 can be used for 25 tests. The product can be evaluated on DR900 only.
Sample preparation
For short-term sample preservation (up to 24 hours), it is required to store the sample at the temperature from 2 °C and 5 °C. For longer-term conservation (up to 14 days), the recommended storage temperature is around -18 °C. The collected sample must be transported and kept in glass or polyethylene container. Article 2125951 storage conditions are between 15 °C and 25 °C. The product must be protected from light.
| Brand | Hach |
| Parameter | COD |
| Measuring range | 20-1500 mg/L O₂ |
| Instrument | DR900 |
| Method | Dichromate method |
| Standard method | 8000 |
| Digestion required | No |
| Number of tests | 25 tests |
| Storage conditions | 15 °C - 25 °C (protected from light) |
