One word: fantastic. - Awesome for collecting gas over water. Never mess with hoses and trays again.I use it to collect CO2(g) from the reaction of CaCO3(s) with H2SO4(aq) in the core ""Reaction Rates"" lab for senior level chemistry in Newfoundland and Labrador.
Gas Collecting Tube
Unique, Student-Friendly Gas Collecting Device
Safe and easy
This Pyrex® tube makes collecting and analyzing any gaseous product over water safe and easy. Developed by Mary Gallup. The tube measures 2 mm inner diameter, 2 mm wall, 177.8 mm long. Package of 10.
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