Sampling and Water Analysis

Bottle for determining the Biological Oxygen Demand (BOD) of 300 ml capacity.
Made of high quality borosilicate glass, Class A, ASTM E-438 Type 1, graduated up to 250ml in 25ml intervals.
Specially designed container for determining the biological oxygen demand with a conical glass stopper which is interchangeable and prevents the ingress of air.
Includes pointed cap for easy removal of excess capacity.