Precautions for vaccination ring
Mar 23, 2022
1.Before use, the inoculation ring is soaked in 70% ethanol for standby. 2 during inoculation, take out the inoculation ring from ethanol, burn it evenly on the outer flame of alcohol lamp for several seconds, and then leave the flame. Wait for a little cool before inoculation, otherwise the bacteria will die. 3 between two inoculations, ethanol immersion and burning sterilization shall be carried out again.
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