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Water Bottles (BOD, USPHS, APHA)
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For determining dissolved oxygen concentrations in natural waters or incubating sample of effluent wastes in the determination of biochemical oxygen demand (BOD). Soda-lime glass with pointed ground glass stopper, water sealing lip, ground marking spot and serial number in fired enamel. Capacity: 300mL Size: 6-1/2"H x 2-3/4"D.

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