Negative quality control sample of fecal coliforms in water quality (paper rapid method)|360410 |BNCC

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Negative quality control sample of fecal coliforms in water quality (paper rapid method)-BNCC
  • Water quality fecal coliform negative quality control samples (paper rapid method)-BNCC
  • Water quality fecal coliform negative quality control samples (paper rapid method)-BNCC

Water quality fecal coliform negative quality control samples (paper rapid method)

  • Price： $ 93
  • number：BNCC360410
  • Packing：Penicillin bottles
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Water quality fecal coliform negative quality control samples (paper rapid method)
Growth conditions Cultivation temperature 37 ℃; Cultivation time 24-48 hours; Aerobic gas environment
Subculture procedure The sample needs to be dissolved in a total of 5 mL of sterile water or sterile physiological saline. Before use, place the quality control sample at room temperature for 30 minutes, then open it in a biosafety cabinet and immediately add 5 mL of sterile water. After dissolution, shake the penicillin bottle and shake it evenly to obtain a negative quality control sample, totaling 5 mL with a concentration of 300-3000 CFU/mL. The sample needs to be dissolved in a total of 5 mL of sterile water or sterile physiological saline. Before use, place the quality control sample at room temperature for 30 minutes, then open it in a biosafety cabinet and immediately add 5 mL of sterile water. Dissolve it and shake the penicillin bottle evenly to obtain a negative quality control sample, totaling 5 mL with a concentration of 1360 CFU/mL.
Storage conditions -20 ℃, stored in the dark
Sharing mode Public welfare sharing
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