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Quantitative strain of Staphylococcus aureus — BNCC 388949

BNCC

Quantitative strain of Staphylococcus aureus

SKU 388949

Bioware

A standardized microbiological quality-control material designed to provide a defined analytical challenge.
Suitable for method verification, recovery studies, detection or enumeration performance assessment, and routine quality control.

Technical Specifications

OrganismQuantitative strains of staphylococcus aureus subsp. aureus Rosenbach
Material TypeMicrobiological Quality Control
Preservation FormLyophilized tablet
Morphological CharacteristicsThe colony diameter is 1-2mm, circular, with neat edges, opaque, gray white on the front, raised in the middle, smooth and bright on the surface, moist texture, easy to pick up, G+(blue purple), cocci, purity: pure
Culture Method① 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
Culture Conditions37 °C; 18-24h; aerobic
Provided FormatsPenicillin Vial
Culture Medium No.352232
Culture Medium NameTryptic Soy Broth
Culture Medium CompositionTryptone:17.0g, Soy Peptone:3.0g, NaCl:5.0g, K2HPO4:2.5g, Glucose:2.5g, pH:7.3±0.2(25°C)
Pack Configuration10 vials/box
ApplicationMicrobiological method verification, enumeration, and laboratory quality control.
Storage Conditions-20 °C
Country of OriginChina

Documents

The Certificate of Analysis (COA) is issued for the applicable batch or lot and is available upon request.