●For use with GASTEC Precision Gas Analysis Apparatus (item #653072) ●Range is 0.5 to 8.0% ●Gas concentration markings are on the wall of the tube for direct-read convenience ●Box of 10.
Description
A calibrated, glass gas detector tube for use with GASTEC Precision Gas Analysis Apparatus (item #653072). Color change inside the tube allows students to read the gas concentration directly from the tube wall. Range is 0.5 to 8.0%. Box of 10.