Weiyel Reference Materials
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| Subculture | Tryptone soybean medium (English name: TSA/TSB): tryptone 17.0g, soybean peptone 3.0g, sodium chloride 5.0g, dipotassium hydrogen phosphate 2.5g, glucose 2.5g, agar 20.0g (without liquid medium), distilled water 1.0L,pH 7.3±0.2. Sterilization at 121 ℃ for 15min. |
| Subculturing | This spore suspension is a pure spore suspension, which is obtained by cell separation and collection of spores. It can be used directly, and the corresponding volume can be added according to the test requirements. |
| Growth conditions | 30 ℃;18-24h; Aerobic gas environment; |
| Storage conditions | 2-8 ℃ |
| Safety level | 2 |
| Application | Ionizing radiation sterilization or disinfection of indicator bacteria, in accordance with the 2020 edition of the disinfection technical specifications, etc. |
| Sharing mode | Public welfare sharing |
Quality control sample of total bacterial count in drinking water
BNCC360334
Bacillus stearothermophilus spore suspension
BNCC360469
Seawater total coliform positive control quality control sample (Multi-tube fermentation method)
BNCC363180
Standard quality control sample of total coliform bacteria in drinking water (multi-tube fermentation method)
BNCC360412
Standard quality control sample of fecal coliform (MPN counting method)
BNCC360589
Escherichia coli bacteriophage T1 standard quality control product
BNCC362950