BeNa Culture Collection

Quantitative strain of Escherichia coli-BNCC
  • BNCC
  • Quantitative strain of Escherichia coli-BNCC

Quantitative strain of Escherichia coli

  • Price: $143
  • number:BNCC356000
  • Packing:penicillin bottle;(4.0±1.5)× 10 ^ 7CFU/bottle
Essential Information Certificate Related Products
Quantitative strain of Escherichia coli
Culture medium Nutritional gravy medium (NA/NB): beef paste 3.0g, peptone 10.0g,NaCl 5.0g, agar 20.0g (without liquid medium), distilled water 1.0L,pH 7.0. Sterilization at 121 ℃ for 15min. [Note] Adding 5 mg MnSO4 · H2O to culture Bacillus is beneficial to produce spores.
Growth conditions 37 ℃;18-24h; Aerobic;
Storage conditions -20 ℃
Separation substrate Clinical isolates
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

Escherichia coli

Strain number:BNCC 356000/ATCC 8739

Name: Staphylococcus aureus subsp.

Product format: quantitative bacteria tablets                Number of viable bacteria: (4.0±1.5)×10e7CFU/bottle

Product batch: 220608                                             Valid until: 2023.06.07

Inspection date: 2022.06.09                                       Sampling ratio: ≥2%

Report number: RS22356000-1                                   Biosafety level: 1, handle in ultra-clear table or safety cabinet

 project Inspection description results
stain microscopy gram negative and positive, cell morphology observed under microscope G-bacilli, in a single rod shape
colony morphology observation of single colony morphology milky white, raised, bright, or spread
Purity non-selective medium culture, colony observation and microscopic examination No contaminated bacterial
Reference value of live bacteria Non-selective medium plate, viable count 4.5×10e 7CFU/bottle
Phenotypic and Genotypic Analysis phenotypic testing, gene sequencing qualified
test conclusion After the BNCC quality control inspection system quality inspection, the product is qualified

Product list:  One bottle of (8.0±2.0)×10^6CFU quantitative strain, one bottle of 1mL dissolution solution and one copy of strain certificate;

Shelf life: unopened, below -20 ℃, 12 months;

Usage:

1. Open the strain and dissolved solution according to the arrow of Xilin bottle cap;

2. Pour the bacteria tablets into the dissolved liquid, cover the rubber stopper, shake and dissolve;

3. after full dissolution, it is (4.0±1.5)×10e7CFU/bottle, which can be sucked in proportion according to the test requirements;

4. Please use up immediately after opening, and do not store it;

Notes:

① This product is a quantitative strain. improper storage conditions and usage methods will affect the accuracy of the number of strains, so please strictly follow the above storage conditions and methods.

② Used bacteria-carrying consumables, please autoclave and discard them.

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