Buffered peptone water serves as a primary enrichment medium that is used to increase the shedding of damaged salmonella from foods (before selective enrichment and release).
Purpose: Primary accumulation of microorganisms
Principle of action: The liquid is not a selective nutrient medium used for the primary enrichment of microorganisms, in particular pathogenic enterobacteria. The peptone enzyme and yeast extract provide the environment with nutrients, sodium chloride gives isotonicity of the solution, and the phosphate buffer maintains a constant pH of the medium, which helps to restore damaged microorganisms.
Peptone enzymatic - 10 g / l,
Sodium chloride - 4.5 g / l,
Sodium hydrophosphate - 3.5 g / l,
Potassium dihydrogen phosphate - 1.5 g / l,
Yeast extract - 0.5 g / l,
Instructions for use
1. Dissolve 20 g of medium when heated in 1 liter of purified water.
2. Boil for 2-3 minutes, until the components are completely dissolved, poured into test tubes.
3. Autoclate for 20 minutes at 121 ° C.
The pH is 7.2 ± 0.2 at 25 ° C
Delivery time: 5 d.
In the general order for the amount of more than 1000 UAH the discount is 5% of the value;
When ordering more than 3000 UAH, the discount is 10% of the value;
When ordering an amount of more than 7000 UAH discount is considered on an individual basis.
Information updated: 07/23/2018
Peptonn buffered water, 250 gr
- Brands ООО "Фармактив" Украина
- Product Code: 250 гр
- Availability: 2-3 Days