Weiyel Reference Materials
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| Subculture | Nutritional gravy medium (NA/NB): beef paste 3.0g, peptone 10.0g,NaCl 5.0g, agar 20.0g (without liquid medium), distilled water 1.0L,pH 7.0. Sterilization at 121 ℃ for 15min. [Note] Adding 5 mgMnSO4 · H2O to culture Bacillus is beneficial to produce spores. |
| 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 | 55 ℃, aerobic, 18-24h |
| Storage conditions | 2-8 ℃ |
| Safety level | 1 |
| Application | Resistance Testing Dry heat sterilization control Efficacy testing Ethylene oxide sterilization control Media testing Steam sterilization control Sterility assurance Sterilization control Pharmaceutical and Personal Care Resistance test dry heat sterilization control efficacy test ethylene oxide sterilization control medium inspection sterilization control> drugs and personal care |
| Sharing mode | Public welfare sharing |
Bacillus subtilis var. niger spore carrier (steel plate)
BNCC362002
Water quality fecal coliform standard quality control sample (Membrane membrane method)
BNCC360398
Water quality fecal coliform standard quality control material sample (multi-tube fermentation method)
BNCC360422
Water quality enzyme substrate method positive quality control sample
BNCC360394
Water quality fecal coliform standard quality control sample (Paper Rapid Method)
BNCC360406
Pseudomonas aeruginosa infection carrier (cloth)
BNCC362622