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Organic Chemistry

Freeze-Pump-Thaw for Removing Dissolved Gases

Description

Freeze-pump-thaw cycling is a method for removing dissolved gases from a liquid. Degassing means taking dissolved gases out of a liquid. These gases can include oxygen or carbon dioxide.

Dissolved gases can cause problems in the lab. They can interfere with chemical reactions that use sensitive r...

Transcript

The degassing of liquids is imperative to many chemical synthesis techniques in organic chemistry. Degassing refers to the process by which dissolved gases are removed from a liquid. Degassing is important in cases where chemical species are susceptible to unwanted reactions with oxygen. Freeze-pump-thaw cycling is a common method utilized for t...

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