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 samples of fecal coliforms in medical institutions
BNCC362171
Reference material of bacillus subtilis spores count
BNCC359087
Seawater total bacterial colony count quality control sample
BNCC363185
Bacillus pumilus spore suspension
BNCC361954
Standard quality control samples of Escherichia coli in drinking water (multi-tube fermentation method)
BNCC360415
Seawater quality total coliform positive quality control sample (Membrane membrane method)
BNCC363182