Water quality Enzyme substrate method quality control sample (100mL water sample)|BNCC374009 |BNCC

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Water quality enzyme substrate method quality control sample

  • Price： Contact
  • number：BNCC374009
  • Packing：Syringa; 40000 ~ 100000MPN/L
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Water quality enzyme substrate method quality control sample
Culture medium Potato Impregnation Powder: 10.0, Glucose: 20.0,KH2PO4:3.0,MgSO4 · 7H2O:1.5, Thiamine: 0.008, Agar: 15.0,pH:6.0±0.2(25 ℃)
Subculture procedure When using this standard, move it to room temperature (20~25 ℃) and then thaw, shake it evenly, centrifuge it briefly, and store it in a low temperature environment on ice for temporary use. Try to avoid repeated freezing and thawing.
Growth conditions 28 ℃;5-7 days; aerobic
Storage conditions -80 ℃
Safety level 2
application Reference standard: HJ 1001-2018 Enzyme substrate method for determination of total coliform, fecal coliform and Escherichia coli in water quality; Quality control of enzyme substrate method for detection of total coliform, fecal coliform and Escherichia coli in water quality. The strain numbers required for production are: BNCC269342, BNCC286903 and BNCC238481.
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