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Quantitative strain of filamentous bacteria in blister epidermis — BNCC 372975

BNCC

Quantitative strain of filamentous bacteria in blister epidermis

SKU 372975

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 Cutibacterium acnes
Material TypeMicrobiological Quality Control
Preservation FormFreeze dried bacterial tablets
Morphological CharacteristicsThe colony diameter is 1-2mm, circular, with neat edges, opaque, white and dark on the front, raised in the middle, smooth and bright on the surface, moist texture, easy to pick up, does not produce pigments, G+(blue purple), Bacillus
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; 48-72h; anaerobic
Provided FormatsPenicillin bottle
Culture Medium No.352241
Culture Medium NameColumbia blood agar plate
Culture Medium CompositionSpecial Peptone:23.0g, Soluble Starch:1.0g, NaCl:5.0g, Agar:10.0g, Defibrinated Sheep Blood:5%(added at 50°C), pH:7.3±0.2(25°C)
Pack ConfigurationSingle tube
ApplicationMicrobiological method verification, enumeration, and laboratory quality control.
Storage Conditions-80 °C
Country of OriginChina

Documents

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