Portable Mass Flow Calibrator Alicat Whisper Series, 0 - 500 SCCM, Monochrome Display, Battery Powered

Quickly and precisely verify flow rates generated by vacuum or pressure before going into the field.
Ideal for real-time calibration of airflow controllers, passive sampling kits, air canisters, sampling pumps, and more.
Measure absolute pressure, mass flow, volumetric flow, and temperature of 98 different gases across a wide range of flows.
Choose a lab-based or convenient battery-powered portable model.