Freeze Points Of Ethylene Glycol And Propylene Glycol, Concentration Of Ethylene Glycol And Propylene Glycol, Battery Electrolyte Specific Gravity And Charge Level
Analog Refractometer, High Precision
+32 to -60 F Ethylene Glycol, +32 to -60 F Propylene Glycol, 0-70 Ethylene Glycol, 0-63 Propylene Glycol, 1.100-1.400 Electrolyte Specifc Gravity