BNCC
Quantitative strain of brewing yeast
SKU 323773
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 saccharomyces cerevisiae Meyen ex E.C. Hansen |
|---|---|
| Material Type | Microbiological Quality Control |
| Preservation Form | freeze-dried bacterial tablets |
| Morphological Characteristics | The colony has a diameter of 1-2mm, circular, opaque, gray white on the front, raised in the middle, smooth surface, moist texture, G+(blue purple), spherical |
| Culture Method | ① 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 Conditions | 30 ° C; 24-48 hours; aerobic |
| Provided Formats | penicillin bottle |
| Culture Medium No. | 352251 |
| Culture Medium Name | YM agar medium |
| Culture Medium Composition | Yeast Extract Powder:3.0g, Malt Extract:3.0g, Glucose:10.0g, Casein Peptone:5.0g, Agar:20.0g, pH:6.2±0.2(25°C) |
| Pack Configuration | single tube |
|---|
| 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.