Liquid Nitrogen Tank Freezing Procedures
Edit: Henan Tianchi Instrument Equipment Co., Ltd Date:2018-09-25
Mark the frozen tube in the liquid nitrogen tank and place it according to the coordinates.
Put the action fast so that the temperature rise does not affect the preservation effect.
Put the former opponent into the disinfection work, and at the same time do the necessary protective work, with explosion-proof mask, explosion-proof skirt and gloves.
When proposing the strain, first confirm the position, then lift the bucket, find the strain, and immediately put it into the water at 37 °C to rewar. Then put the bucket into liquid nitrogen.
When placing the strain, it must be placed in the gas phase for 2-5 minutes to avoid bumping.
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