Rheotek Glass Hydrometers Supplies
PSL hydrometers are used by many laboratories throughout the world and are recognized for quality and accuracy.
The glass hydrometer provides a relatively simple and accurate means of determining the density of a liquid. The use of this instrument requires little additional apparatus other than a suitable test cylinder and a means of measuring the temperature of the liquid.
ISO 17025 Certificates of Calibration
PSL hydrometers can be supplied with official ISO 17025 certificates of calibration.