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Extech RF41 Portable Battery Coolant/Glycol Refractometer W/ATC (&#176;C), Case Included Portable Battery Coolant/Glycol Refractometer with ATC (&#176;C). Measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol.

Extech RF41 Portable Battery Coolant/Glycol Refractometer W/ATC (&#176;C), Case Included

rf41-portable-battery-coolantglycol-refractometer-watc-and176c-case-included

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