Clinical Refractometer - Urine Specific Led and several quality

and several quality

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should be worn when handling heptane to prevent eye exposure

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Clinical Refractometer - Urine Specific Led and several qualityRefractometer Clinical Refractometer measures urine specific gravity, or gives the refractive index in seconds. Dimensions Place a drop or two of a sample on the prism and read the results. Sper Scientific portable refractometers work in ambient light with no battery or other power source necessary. A refractometer measures the extent to which light is bent (refracted) through a liquid sample. They are commonly used to help identify or confirm the