Quantitative strain of Bacillus subtilis|364060 |BNCC

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  • Quantitative strains of bacillus subtilis (Ehrenberg) Cohn-BNCC

Quantitative strains of bacillus subtilis (Ehrenberg) Cohn

  • Price： Contact
  • number：364060
  • Packing：Penicillin bottle
  • Form：
    The colony diameter is 1-2mm, circular, with irregular edges, opaque, gray white on the front, light colored, flat in shape, rough on the surface, dark on the surface, dry in texture, easy to pick up, G+(blue purple), Bacillus
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Quantitative strains of bacillus subtilis (Ehrenberg) Cohn
Subculture procedure ① Cultivate the bacteria into a bacterial suspension according to the cultivation conditions first; ② Measure the absorbance of bacterial suspension and calculate the initial concentration of bacterial suspension according to the standard formula; ③ The actual concentration after freeze-drying is obtained by multiplying the initial concentration by the survival rate; ④ Dilute the bacterial suspension according to the actual concentration after freeze-drying to obtain the target concentration, and then divide and freeze dry it;
Growth conditions 30 ℃; 18-24h; aerobic;
Storage conditions -80 ℃
Safety level 1
morphology The colony diameter is 1-2mm, circular, with irregular edges, opaque, gray white on the front, light colored, flat in shape, rough on the surface, dark on the surface, dry in texture, easy to pick up, G+(blue purple), Bacillus
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