بریلیانت گرین بایل براثBGBB ساخت میکرومدیا مجارستان 500 گرمی


Description of MM0127

    

       Brilliant Green Bile Broth

                (BGBB 2%)

 

Use and description:  

Selective broth for the detection of coliform microorganisms in food products and water. The principle of the medium relies on the ability of coliforms to ferment lactose with production of gas. Turbidity int he broth and gas int he Durham bell jar are postive indications of Escherichia coli. The combination of bile and brillant green inhibit all microorganisms other than coliforms.

 

Composition per liter:     

Bile……………………………………20.000 g

Lactose………………………………..10.000 g

Peptone………………………………..10.000 g

Brilliant green…………………………..0.013 g

 

Final pH of the ready to use medium:   7.2 ± 0.2

 

Medium preparation:  

Add 40 grams of dehydrated culture medium to 1 liter of distilled water. Heat with repeated stirring and boil for one minute to dissolve completely. Distribute and autoclave at 121oC for 15 minutes.

 

Quality specifications:    

Dehydrated medium: homogeneous, light beige fine powder.

Ready to use medium: emerald green and clear broth.

 

Microbiological response:

 

Organism

Result

Escherichia coli  ATCC 25922

Growth, gas (+)

Enterobacter aerogenes ATCC 13048

Growth, gas (+)

Enterococcus faecalis ATCC 29212

Inhibited, gas (-)

Staphylococcus aureus  ATCC 25923

Inhibited, gas (-)

 

Storage:  

Dehydrated medium should be stored between 10 to 25oC. Once opened, place the container in a dark, dry place. The dehydrated medium should not be used if there is any lump or the color has changed from the original.


فروشنده: آزمیران
گارانتی اصالت و سلامت کالا
پشتیبانی ۷ روز هفته ۲۴ ساعته
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