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 |
Water quality fecal coliform positive quality control sample (Membrane membrane method)
BNCC360396
Bacillus subtilis spore suspension
BNCC361463
Water Quality Total Coliform Standard Quality Control Sample (Paper Rapid Method)
BNCC360407
Escherichia coli-sfgfp green fluorescent marker strain
BNCC363778
Standard Sample of Total Colony in Cosmetics
BNCC361614
Fecal coliform standard quality control sample (Membrane membrane method)
BNCC359578