The models have only one unit system: F. With the indication of the percentage we may know the freezing point of either ethylene glycol or propylene glycol based cooling systems. And  they can also be used to test the concentration of ethylene glycol or propylene glycol in antifreeze liquids.


Measuring range:

Ethylene Glycol: -84F-32F   0-70% VOL
Propylene Glycol: -60F-32F 0-63% VOL
Battery: 1.100-1.400sg

Ethylene Glycol: 5F
Propylene Glycol: 5F
Battery: 0.01sg


Calibration: zero calibration with water at 20C

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Huake Instrument Co., Ltd

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 A2401-A2402 Lirenfuzone,48 Baoan District,Shenzhen,China.

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