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After sterilization of PDA test tube culture medium, when the lid of the pot is opened, many silica gel plugs (cotton plugs) have fallen off.
First of all, the tube can not be used after the silica gel plug (cotton plug) falls off.
So, what causes the silica gel plug (cotton plug) to fall off? How to solve the falling off of silica gel plug (cotton plug)?
This paper introduces the principle and solution of falling off of silica gel plug (cotton plug).
1、 How does the silica gel plug (cotton plug) fall off?