Quantitative quality control strain of Escherichia coli (enzyme substrate method)|370600 |BNCC

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Escherichia coli quality control sample

Growth conditions	37 ℃, aerobic; Cultivation time 24-48 hours; Anaerobic gas environment
Subculture procedure	before use, place the quality control sample at room temperature for 30 minutes, and dissolve the sample in a total of 100mL sterile water or sterile physiological saline solution. Then open it in the biosafety cabinet and immediately add 3-4mL of sterile water. Dissolve it and aspirate it into a sterile bottle. Repeat the washing of the remaining sterile water on the inner wall of the penicillin bottle and transfer it all to the above-mentioned sterile bottle, which is 100mL of standard sample solution.
Storage conditions	-20 ℃, stored in the dark
Sharing mode	Public welfare sharing