For experimental use only (not for commercial use).
Comes with a button with nozzle and an extension straw.
Just insert the tube into the included button and press the push button to use it. Built-in gas: Oxygen gas
Capacity: 5.8L
Use: Science experiments (chemistry, physics, biology)
Purity: 95% or more
Specifications: 1 nozzle button, 1 extension straw
Case quantity: 25 bottles/box
