NDD 3-Liter Calibration Syringe With Calibration Adapter

ndd's EasyOne product family is a truly simple and easy-to-use product line that makes lung function testing faster, simpler and more reliable. Calibration Syringe includes Calibration Adapter. It is important to note that the American Thoracic Society, NIOSH/OSHA, and others recommend that the accuracy of the spirometer be verified on a regular basis.The ndd 3L Calibration Syringe with Calibration Adapter is a reliable tool for verifying that a spirometer has the correct calibration for measuring lung capacity.