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 |
Bacillus subtilis spore suspension
BNCC361464
Water quality enzyme substrate method quality control sample
BNCC360391
Quality control sample of coliform bacteria in sludge feces of medical institutions
BNCC362173
Bacillus pumilus spore suspension
BNCC361952
Reference material of bacillus atrophaeus spores count
BNCC359097
Escherichia coli bacteriophage PhiX174 standard quality control product
BNCC362980