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and accurate dissolved oxygen measurements in laboratory and field applications
Lifa® moves moisture away from your skin and makes sure you stay dry while you work hard and sweat
Features button click for count confirmation and recessed "no-accident" reset
stability indicator and temperature readings in either °C or °F
Salinity Refractometer - Economy Whirl Pak Bags and accurate dissolved oxygen measurementsProduct Code: SR5E Here's an automatic, temperature compensated salinity refractometer. It has automatic temperature correction from 50 86 F (10 30 C) and a dual scale reading 0 100 ppt and 1. 0000 1. 070 specific gravity. Each refractometer is tested to ensure an accurate instrument, even at this low price. Includes Hard Shelled Case.
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