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 | 1. According to the arrow sign of Xilin bottle cap, open the strain and dissolved liquid; 2. Pour the bacteria tablets into the dissolved liquid, cover the rubber stopper, shake and dissolve; 3. After being fully dissolved, it can be absorbed in proportion according to the test requirements; 4. Please use up immediately after opening, and do not store it; |
| Growth conditions | 37 ℃, aerobic, 18-24h |
| Storage conditions | -20 ℃, kept away from light |
| Safety level | 1 |
| Application | Pharmacopoeia test |
| Sharing mode | Public welfare sharing |
Seawater total bacterial colony count quality control sample
BNCC363183
Quality control sample of coliform bacteria in sludge feces of medical institutions
BNCC362172
Water quality fecal coliform standard quality control sample (Paper Rapid Method)
BNCC360406
Escherichia coli bacteriophage PhiX174 standard quality control product
BNCC362983
Campylobacter jejuni subsp nucleic acid detection standard
BNCC362621
Reference material of total bacterial count in food
BNCC359084