WHEATON® BOD Bottle, 300mL Without Stopper, Un-numbered, 24-Case

• Specially designed bottle shoulder radius that sweeps all air from inside the bottle during filling
• The interchangeable stoppers have a tapered bottom that prevents air entrapment
• The bottles have a flared mouth to form a water seal around the stopper that prevents air from being drawn into the bottle during incubation
• Stopper joint is compatible with the probes of the leading meters for BOD and dissolved oxygen
• Large, permanently screened-on writing patch on all bottles
• Manufactured from USP Type I borosilicate glass