Wheaton 227723 BOD Bottle Cap (Case of 50): Science Lab Cap Plugs: Industrial & Scientific

Description

See more product details Wheaton BOD Bottle Cap, complete with a closed cell foam insert, snaps firmly over the flared mouth of Wheaton BOD bottles. This closure prevents the evaporation of the water seal during the five-day BOD incubation period. The foam insert fits into the cap and exerts pressure on the bottle stopper to hold it securely in place.

Product Overview