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; |
| 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 |
Bacillus subtilis var. niger spore carrier (steel plate)
BNCC362002
Bacillus stearothermophilus spore suspension
BNCC360467
Quality control sample of total bacterial count in drinking water
BNCC360334
Fecal coliform positive control quality control sample (Multi-tube fermentation method)
BNCC359094
Campylobacter jejuni subsp nucleic acid detection standard
BNCC362621
Bacillus stearothermophilus spore suspension
BNCC360469