Degassing is a crucial step after mixing (sometimes degassing is also required after casting) to eliminate residual pores in the slurry. These pores can be introduced during either mixing or the chemical reaction, or they can form as a result of entrapped air during casting.

Why is degassing important in HPLC?

Online degassing is important when doing HPLC, FPLC, GPC, and uHPLC because degassing will remove dissolved gas therefore avoiding bubble formation. ... Low pressure mixing: systems are more prone to bubble formation. The solvents used for the mobile phase are mixed before the pump.

Why degassing of juice is important?

It is used to eliminate the air (oxygen) in fruit juice, milk and other drinks. Degassing can inhibit the browning and the oxidation of pigment, vitamins, fragrant component and other substance, so as to preserve the drink quality, and prolong shelf life. Degassing process also has other functions.