Escherichia coli quantitative strain|BNCC353742 |BNCC

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  • Quantitative strains of Escherichia coli-BNCC

Quantitative strains of Escherichia coli

  • Price： Contact
  • number：BNCC353742
  • Packing：Syringa; 10 ^ 3CFU/bottle
  • Form：
    Light yellow, raised, moist, bright, G-bacillus
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Quantitative strains of Escherichia coli
Culture medium Peptone: 10.0, beef powder: 3.0, sodium chloride: 5.0, agar: 15.0,pH: 7.3±0.1(25 ℃)
Subculture procedure ① According to the culture conditions, the bacteria are first cultured into a bacterial suspension; ② Measure the absorbance of the bacterial suspension and calculate the initial concentration of the bacterial suspension according to the standard formula; The initial concentration multiplied by the survival rate is the actual concentration after freeze-drying; ④ According to the actual concentration after freeze-drying, the bacterial suspension was diluted to obtain the target concentration, and then subpacked and freeze-dried;
Growth conditions 37 ℃, aerobic
Storage conditions -20 ℃
Safety level 1
morphology Light yellow, raised, moist, bright, G-bacillus
application Research
Sharing mode Public welfare sharing
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