hydrometer
. When using it, first pour alcohol into a
measuring cylinder, put the hydrometer in, and it will float. Read the
scale
value of the liquid level on the alcohol meter and measure the alcohol temperature, because the scale value is marked according to the value of 2℃, so compare with the attached table. The
measuring range
of the alcohol meter is different, so you should choose it according to your needs. If you do experiments, this accuracy
degree
is enough.