Manometers
Addition Funnels
Balances
Chromatography Columns
Condensers
Dean-Stark Apparatus
Desiccators
Distillation Receivers
Filtration
Flasks
Fractionating Columns
Lab Jacks
Manometers
Melting Point Apparatus
Pipettes
Rotary Evaporator
Separating Funnels
Soxhlet Extractor
Still Heads
Stoppers and Adapters
Volumetric Analysis
A manometer is designed to measure the pressure during a reduced pressure (vacuum) distillation. The Anshutz manometer (1) gives a continuous reading of the pressure throughout the distillation, most often in combination with water pumps. The Vacustat manometer (2) gives a very accurate 'snap shot' reading of the vacuum at a particular point and is usually restricted for use with rotary oil pumps.