Cool Stock Standard Strain , Escherichia Coli ATCC Strains Ampoule Packing

Escherichia coli mini vibration sensor Ampoule packing cool stock

Application field
Research; analytical testing. Research, quality control bacteria, "GB 4789.2-2010 total number of colonies", "GB 4789.3-2010 coliform count", research; analysis and testing. "Quick test of GB/T 4789.32-2002 coliforms", "GB 4789.39-2013 fecal coliform count" positive control strain

Medium

Nutritional gravy agar: peptone 5.0 g, beef extract 3.0 g, NaCl 5.0 g, agar 15.0 g, distilled water 1.0 L, pH 7.0. [Note] When 5mg MnSO4·H2O is added to the culture of Bacillus, it is beneficial to produce spores.

Growth conditions 
37 ° C, aerobic

Growth characteristics
G-bacteria, lysine decarboxylase, ornithine decarboxylase positive, arginine double hydrolase negative, urease, phenylalanine deaminase negative, IMViC experiment: +, +, -, -; MUG positive , cellobiose, flavonol negative, glucosamine positive; does not produce H2S, fermented lactose to produce acid to produce gas. Facultative anaerobic, optimal pH 7.4 ~ 7.6.

Storage condition

4 ° C, protected from light and cold

use of Quality Control Strains:

Sterility examination, microbiological limit inspection of non-sterile products, and bacteriostatic efficacy check.

Media suitability test, growth promotion test, sensitivity test, method suitability test, positive control, etc.