Weiyel Reference Materials
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| Subculture | Nutritional gravy medium (English name: NA/NB): beef paste 3.0g, peptone 10.0g,NaCl 5.0g, agar 20.0g (not included in 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 | Before use, the reference product is placed at room temperature for 30min, fully melted, shaken and mixed, used after nucleic acid extraction, nucleic acid extraction or purification reagents need to be provided by oneself. |
| Growth conditions | 37 ℃;18-24h; Aerobic; |
| Storage conditions | -80 ℃ |
| Safety level | 1 |
| Application | Accurate and rapid identification of pathogenic bacteria can effectively improve the pertinence and effectiveness of clinical treatment. This product uses heat inactivated strong positive reference for the evaluation of Mycobacterium smegmatis nucleic acid detection reagent for early diagnosis and quality control of infection. |
| Sharing mode | Public welfare sharing |
Bacillus subtilis spore suspension
BNCC361464
Water quality fecal coliform negative quality control samples (paper rapid method)
BNCC360410
Quality control samples of fecal coliforms in medical institutions
BNCC362171
Quality control sample of total number of feed colonies
BNCC361567
Pseudomonas aeruginosa infection carrier (cloth)
BNCC362006
Bacillus subtilis black variety spore stain carrier (cloth)
BNCC362001