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The Air Liquide Gas Encyclopedia allows you to quickly access a host of information on the physical and chemical properties of more than 135 gas molecules.

Click here to access the Air Liquide Gas Encyclopedia.

 

The Gas Encyclopedia App

You can also download the Gas Encyclopedia App for your iPad. Besides obtaining information on the physical and chemical properties of 64 gas molecules in their solid, liquid and gaseous states, you can also find the material compatibilities of various gases and their main industrial applications.

It is available in English for free: