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 |
Reference material of total bacterial count in food
BNCC359091
Shigella quality control sample of sludge from medical institutions
BNCC362176
Reference material of escherichia coli count in food
BNCC359092
Water quality total coliform positive quality control samples (Paper Rapid Method)
BNCC360409
Serwater fecal coliform positive control quality control sample (Multi-tube fermentation method)
BNCC363179
Campylobacter jejuni subsp nucleic acid detection standard
BNCC362621