The Rudolph Research J257 Wide Range Refractometer was developed by working together with laboratory refractometer users from the polymer, petroleum, petrochemical, pharmaceutical and essential oil ...

Phil Harrip from Scientific Solutions shows us through the Misco AMAX 30 Refractometer. He points out key features and demonstrates the ease of use of the instrument, as well as showing us how ...

Kernco Instruments Co Inc's Model 1016 battery/antifreeze tester is a hand-held refractometer designed to indicate specific gravity, freezing point temperature, Kernco Instruments Co Inc's Model 1016 ...

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IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Warren P. Valentine began making ...

Kernco Instruments Co Inc's Model 11J16 battery/antifreeze tester is a handheld refractometer designed to indicate specific gravity, freezing point temperature, Kernco Instruments Co Inc's Model 11J16 ...

If you would like to try home brewing, you need a refractometer. A refractometer allows you to measure sugar concentration in the wort. You then use this measurement to calculate the beer’s alcohol ...