Description
Robinair 75240 Coolant and Battery Refractometer
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- Robinair's Coolant and Battery Refractometer is designed for use in measuring the freeze point of propylene or ethylene glycol based cooling systems and for checking the strength of electrolyte solution batteries
- Precision instrument features high-quality optics with ultra smooth focusing to ensure reliable, accurate test results
- When a liquid (such as coolant or charging liquid) is placed on the tools prism, the light passing through it is bent - the more concentrated the liquid, the more the light will bend
- Scale range: -60 degrees Fahrenheit to +32 Fahrenheit
- Complete kit includes refractometer with rugged aluminum housing, eyedropper, screwdriver, vial of distilled water, cleaning cloth, foam lined rigid plastic case, and more
