Test 'N Tube Reagent Set for chemical oxygen demand determination.
16 mm Test 'N Tube Cuvette test is required for chemical oxygen demand measurement in water and other liquid solutions. TNT Reagent Kit has the measuring range of 20-1000 mg/L O₂. Manganese (III) method (10067) is used to measure chemical oxygen demand. Test 'N Tube Cuvette test can be used for 25 tests. TNT Reagent Set can be evaluated on DR900 only.
Storage conditions
It is required to keep the collected sample at 10 °C - 25 °C to conserve the sample for up to 24 hours. It is recommended to store the sample at -18 °C to preserve the sample for a maximum of 14 days. It is necessary to keep the sample in glass or polyethylene container. Test 'N Tube Cuvette test storage conditions are between 15 °C and 25 °C (protected from direct sunlight).
| Brand | Hach |
| Parameter | COD |
| Measuring range | 20-1000 mg/L O₂ |
| Instrument | DR900 |
| Method | Manganese (III) method |
| Standard method | 10067 |
| Digestion required | Yes |
| Number of tests | 25 tests |
| Storage conditions | 15 °C - 25 °C (protected from light) |
