16mm Mercury-free Hach vials for COD - Chemical Oxygen Demand determination. Results displayed as O2 mg/l. Please note a reactor is required for sample digestion. The tube tests are in high-quality glass and the reagent tubes are shipped in special packaging to protect them during transport. All mercury-free tests are available with a set of 25 tubes.
Suitable for use in:
Please note: As of 2021, the packaging of the tubes is being changed to now feature a round bottom. Formulations and test procedures remain completely unchanged. For more information click here.