Quantitative Strain of Escherichia coli|354945 |BNCC

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  • Quantitative strains of escherichia coli (Migula) Castellani and Chalmers-BNCC

Quantitative strains of escherichia coli (Migula) Castellani and Chalmers

  • Price： $ 129
  • number：BNCC354945
  • Packing：Vial；100~500CFU/瓶；Single Vial
  • MPs：
    Colony diameter 1-2mm, circular, with neat edges, opaque, grayish-white upper surface, raised center, smooth surface, glossy appearance, moist texture, easily lifted, G− (red), bacillus
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Quantitative strains of escherichia coli (Migula) Castellani and Chalmers
Growth conditions 37°C; 18-24h; Aerobic;
Subculture procedure ① Cultivate bacteria into suspension according to culture conditions; ② Measure suspension absorbance and calculate initial concentration using standard formula; ③ Multiply initial concentration by survival rate to obtain actual lyophilized concentration;④ Dilute the bacterial suspension to target concentration based on the actual post-lyophilization concentration, then aliquot and freeze-dry;
Storage conditions -20°C
morphology Colony diameter 1-2mm, circular, with neat edges, opaque, grayish-white upper surface, raised center, smooth surface, glossy appearance, moist texture, easily lifted, G− (red), bacillus
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