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250ml capacity clear color
Made of high quality borosilicate glass,with good physical strength,sturdy and durable
The pennyhead glass stopper has a tapered bottom that helps prevent air entrapment
Specially designed shoulder radius sweeps all air from inside the bottle during filling
Used to measure dissolved oxygen in water, the content of dissolved oxygen in water is closely related to the partial pressure of oxygen in air and the temperature of water
Specifications Capacity:250ml Material: borosilicate glass Characteristics The bottle is made of high quality borosilicate glass,high temperature resistance, high physical strength, no toxic side effects Durable,excellent clarity and impact resistant, acid and alkali resistant, low expansion coefficient, durable The pennyhead glass stopper has a tapered bottom that helps prevent air entrapment Specially designed shoulder radius sweeps all air from inside the bottle during filling