Application Note: The Use of Colorimetric Tubes to Determine Filter Saturation
3 July 2017

Carbon filter monitoring is essential to maintain the safety of personnel using fume hoods on a daily basis. Testing filtered air with colorimetric tubes is an inexpensive and effective method for laboratory personnel to monitor the level of filter saturation in real time. This application note presents Purair advanced fume hoods, with an inter-filter test port specifically designed for sampling tubes.