Battery Coolant - Glycol Refractometers

Extech RF40

Portable Battery Coolant/Glycol Refractometer with ATC (°F)
Measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol

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Extech RF41

Portable Battery Coolant/Glycol Refractometer with ATC (°C)
Measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol

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