BNCC
Streptococcus salivarius Quantitative Strain
SKU 354947
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
| Organism | Quantitative strains of streptococcus salivarius |
|---|---|
| Material Type | Microbiological Quality Control |
| Preservation Form | Freeze dried pellet |
| Morphological Characteristics | Colony diameter: 1-2mm, circular, with neat edges; opaque, grayish-white on both sides; centrally raised, smooth surface, glossy appearance, moist texture, easily lifted; G+ (blue-violet), cocci; Purity: Pure |
| Culture Method | ① First cultivate bacteria into a bacterial suspension under specified conditions; ② Measure the absorbance of the bacterial suspension and calculate its initial concentration using the standard formula; ③ Multiply the initial concentration by the survival rate to obtain the actual concentration after lyophilization; ④ Dilute the bacterial suspension to the target concentration based on the actual post-lyophilization concentration, then aliquot and lyophilize |
| Culture Conditions | 37°C; 18-24h, aerobic |
| Provided Formats | Vial |
| Culture Medium No. | 352252 |
| Culture Medium Name | Brain Heart Infusion Agar |
| Culture Medium Composition | Beef Brain Infusion Powder:4.0g, Beef Heart Infusion Powder:4.0g, Peptone:5.0g, Casein Peptone:16.0g, NaCl:5.0g, Glucose:2.0g, Na2HPO4:2.5g, Agar:13.5g, pH:7.4±0.2(25°C) |
| Pack Configuration | Single |
|---|
| Application | Microbiological method verification, enumeration, and laboratory quality control. |
|---|---|
| Storage Conditions | -20°C |
| Country of Origin | China |
Documents
The Certificate of Analysis (COA) is issued for the applicable batch or lot and is available upon request.