Test 'N Tube Reagent Set for chemical oxygen demand determination in water and other liquid solutions.
Test 'N Tube Reagent Set measures COD ranging from 0 to 15000 mg/L O₂ in water and other liquid solutions. Dichromate method (8000) is used to measure chemical oxygen demand. TNT Reagent Set can be used to conduct analysis of 25 tests. 16 mm Test 'N Tube Cuvette test can be evaluated on DR900 only.
Storage conditions
For short-term conservation store the sample at the following temperature: +2 °C - +5 °C (up to 24 hours). For long-term preservation keep the sample at the following temperature: -18 °C (up to 14 days). Transport or store the collected sample in the glass or polyethylene container. Test 'N Tube Reagent Set storage conditions are between 15 °C and 25 °C (protected from direct light rays).
| Brand | Hach |
| Parameter | COD |
| Measuring range | 25-150 mg/L O₂ |
| Instrument | DR900 |
| Method | Dichromate method |
| Standard method | 8000 |
| Digestion required | No |
| Number of tests | 25 tests, one blank test |
| Storage conditions | 15 °C - 25 °C (protected from light) |
