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Quantitative strain of Salmonella paratyphoid B — BNCC 381463

BNCC

Quantitative strain of Salmonella paratyphoid B

SKU 381463

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 salmonella paratyphi β
Material TypeMicrobiological Quality Control
Preservation FormFreeze dried pellet
Morphological CharacteristicsThe diameter of the colony is 1-2mm, circular, with neat edges, opaque, yellow on the front, light color, raised in the middle, smooth surface, moist texture, easy to pick up, G - (red), 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; Aerobic
Provided Formatspenicillin bottle
Culture Medium No.352239
Culture Medium NameNutrient Agar
Culture Medium CompositionPeptone:10.0g, Beef Extract Powder:3.0g, NaCl:5.0g, Agar:15.0g, pH:7.3±0.1(25°C)
Pack ConfigurationSingle Vial
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.