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 0.7-40 mg/L O₂ in water and other liquid solutions. The product uses dichromate method (8000). Article 2415851 can be used to conduct analysis of 25 tests. The product may be evaluated with DR900 only.
Sample preparation
For short-term preservation of up to 1 week the storage temperature of the sample is required to be from 2 °C to 5 °C. For long-term sample conservation of up to 14 days the recommended temperature is -18 °C. The collected sample should be stored in glass or polyethylene container. Article 2415851 storage conditions are between 15 °C and 25 °C (protected from light).
| Brand | Hach |
| Parameter | COD |
| Measuring range | 0.7-40 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) |
