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THIS FLUID DOES NOT COME WITH THE UNIT
The effective temperature range is 0-70°C
Need better accuracy
Item Description: "REFRACTOMETER LEDnD" Portable
6ml Vial of Monobromonapthalene (AKA
GRL-100, 0-100% Glycerin in Water; Antifreeze Glycerine w/ Lighted Daylight Plate glycerin THIS FLUID DOES NOT COMEItem Description: NI Supply GRL 100 Portable 0 100% v v Glycerin Refractometer WITH LED light built in! THIS IS THE BEST PRICE IN THE WORLD FOR A GLYCERIN IN WATER REFRACTOMETER New Firespinkler laws got you worried? Worry no more! You've found the unit to test the concentrations of Glycerin in Water and determine your pipes FREEZE POINT! This is the Refractometer the Professionals use! The Users Guide that comes with the unit will show you the Freeze