One of the oldest used instrument for determining relative humidity is the whirling hygrometer (or sling psychrometer). Whirling hygrometer consists of two thermometers that are turned by vigorously swinging the handle and exposing the thermometers to rapid air movement.
+91-9898071207
glasschem05@gmail.com
FF-23, center point , Nr. GIDC police station , Ankleshwar , Dist. Bharuch , Gujarat.
We are India’s leading Laboratory Instruments supplier established in the year 2008 as Glasschem Trading.
© copyright 2025 Glasschem Trading. All rights reserved
