Streptococcus group A nucleic acid detection standard|BNCC362471 |BNCC

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Streptococcus group A nucleic acid detection standard

Subculture	Columbia blood plate (English name: CA-B): casein pancreatin digest 10.0g, cardiopancreatin digest 3.0g, corn starch 1.0g, meat gastric enzyme digest 5.0g, yeast extract 5.0g, sodium chloride 5.0, agar 20.0g, distilled water 1.0L,pH 7.3±0.2. After sterilization at 121 ℃ for 15min, cool to 55 ℃, add 5% sterile defibrated sheep blood, shake well, pour the plate and cool it for later use.
Subculturing	When this standard is used, it is moved to room temperature to be completely dissolved, shaken evenly, and used after instantaneous centrifugation to avoid repeated freezing and thawing as much as possible.
Growth conditions	Culture temperature 37 ℃;18-24h; Gas environment 5% CO2;
Storage conditions	-20 ℃
Safety level	2
Application	It is suitable for qualitative and quantitative research and analysis of group A streptococcus, verification and evaluation of measurement methods and laboratory quality control.
Sharing mode	Public welfare sharing