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. |
| Growth conditions | 37 ℃, aerobic, 18-24h |
| Storage conditions | -80 ℃, cold storage away from light; Dry ice transportation |
| Safety level | 1 |
| Application | Sensitive test; Antibacterial test; Food testing; Cosmetic testing; Culture control; Quality control strain; API verification bacteria, GB 4789.38-2012 Escherichia coli count positive control strain. |
| Sharing mode | Public welfare sharing |
Standard quality control sample of coliform bacteria (MPN counting method)
BNCC360591
Bacillus subtilis spore suspension
BNCC358981
Standard quality control samples of enterococcus faecalis in drinking water
BNCC362540
Bacillus subtilis spore suspension
BNCC361464
Escherichia coli bacteriophage PhiX174 standard quality control product
BNCC362980
Escherichia coli EHEC O157:H7-sfgfp green fluorescent marker strain
BNCC363779