Gas collecting tube
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A gas collecting tube is a glass tube with two stopcocks at each end, used to collect gases.
The gas collecting tube consists of a tubular container, made of borosilicate glass. At each end there is a well greased glass or PTFE stopcock. Some models have a side tube with a septum and plastic screw.
Gas collecting tubes can be bought from lab suppliers or online.
- Determining the density of gases
- Collecting and storing gases