Quantitative Quality Control Strain of Enterobacter aerogenes (Membrane Filtration Method)|360397 |BNCC

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Enterobacter aerogenes quality control sample (Membrane membrane method)

Growth conditions	Incubation Temperature: 37°C; Incubation Time: 18–24 hours; Gas Environment: Aerobic
Storage conditions	Store at -20°C, protected from light
Safety level	1
Sharing mode	Public welfare sharing

water quality fecal coliform negative quality control sample certificate

1. Product information:

Sample name: water quality fecal coliform negative quality control sample (filter method)

Sample number: BNCC 360397

sample batch: 211203

2. Product features:

description	appearance is white powder (freeze-dried powder), containing protective agent, 7mL penicillin bottle packaging
traceability	ATCC 13048 Enterobacter aerogenes
concentration value	10~100CFU/100mL
reference value	338CFU/bottle
uniformity and stability	Random sampling, good uniformity of results; Long-term stability test, stability qualified
applicable method	"HJ 347.1-2018 water quality fecal coliform determination filter method"
* Note: If you have any questions about quality control samples, please contact BNCC for help

3. Instructions

Dissolve the material by 500mL of sterile water or sterile saline. Before use, the quality control sample is placed at room temperature for 30min, then opened in the biosafety cabinet, 3-4ml of sterile water is immediately added, dissolved and transferred into a sterile bottle; rinse the inner wall of the penicillin bottle with the remaining sterile water, and transfer all the solution to the former sterile bottle.That is positive quality control material,totaling 500ml, with a concentration of 10~100cfu/100ml

4. Precautions

1. Upon receipt, please keep it properly. if it is damaged, please contact us within 24 hours.

2. Please handle in a biosafety cabinet under sterile conditions. The material shall be used up once opened.

3. this product contains pathogenic microorganisms, please do not directly touch the samples with your hands, please discard the residual samples after high temperature and high pressure sterilization.

5. Preservation and transportation

long-term storage: -20 ℃, valid for 1 year; ship on ice bag; the shipping time should not exceed 7 days.

Henan Engineering Technology Research Center of Industrial Microbial Strain

website: www.bncc .org .cn tel: 400-6699-833

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