pycnometer

The specific gravity bottle is a measuring device to determine the density of liquids.

•  made of borosilicate glass 3.3
•  very good chemical resistance
•  minimal thermal expansion
•  high resistance to thermal shocks
•  pear-shaped
•  with ground-in glass stopper
•  the calibrated versions show the actual capacity ± 0.001 ml. The exact capacity is durably engraved into the glass.