Quality control sample of Clostridium perfringens in drinking water|BNCC362541 |BNCC

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Standard quality control sample of clostridium perfringens in drinking water

Culture medium	Peptone (trypsin hydrolysis):15.0, yeast extract powder: 5.0, glucose: 5.0, sodium thioglycolate: 0.5,L-cystine: 0.5, sodium chloride: 2.5, resazurin: 0.001, agar: 0.75,pH: 7.1±0.2(25 ℃)
Subculture procedure	Samples required a total of 100mL of sterile water or sterile saline to dissolve. Before use, place the quality control sample at room temperature for 30min, suck it out after dissolution and put it into a sterile bottle, wash the inner wall of the vial repeatedly with the remaining sterile water, and transfer all of it into the above sterile bottle, which is the standard sample stock solution.
Growth conditions	37 ℃;24-48h; anaerobic;
Storage conditions	-20 ℃
Safety level	2
application	Applicable to GB/5749-2022 "drinking water health standards", applicable standards: GB/T5750.12-2023 "drinking water standard inspection methods part 12: microbiological indicators"
Sharing mode	Public welfare sharing