Gerber Milk Thermo-Hydrometer
range : 1.020-1.040
With thermometer in stem 0+40°C : 1°C red liquid
Negative scale
unit : g/ml
div. : 0.0005
accuracy : ± 0.0005
calibration temp. : 20°C
surface tension : 45 mN/m
length mm : 310
in individual plastic box
For the opaque liquids such as milk, the reading is above the meniscus.