Description
Synonyms: Water Plate Count Agar, YEA
General description
Yeast Extract Agar is a highly nutritive medium designed for the plate count of microorganisms. Peptic digest of animal tissue and yeast extract provides nitrogenous compounds, vitamin B complex, and other growth nutrients. Agar is a solidifying agent.
Application
Yeast Extract Agar is particularly suitable for microbiological applications such as bioburden testing, environmental monitoring, food and beverage testing, and water quality analysis. It is nonselective, allowing the growth of a wide range of bacteria, yeast, and molds.
Features and Benefits
- Quality control with growth promotion test according to industry standards
- Quality assurance acc. to ISO 9001
- Cost-efficient powdered media
Properties
sterility
non-sterile
form
powder
shelf life
limited shelf life, expiry date on the label
composition
agar, 15 g/L , peptic digest of animal tissue, 5 g/L , yeast extract, 3 g/L
packaging
pkg of 500 g
manufacturer/tradename
NutriSelect® Plus
technique(s)
microbiological culture: suitable
final pH
7.2±0.2 (25 °C)
application(s)
bioburden testing
environmental
food and beverages
microbiology
pharmaceutical
vitamins, nutraceuticals, and natural products
water monitoring
suitability
suitable for (plate count of microorganisms), nonselective for Enterobacter spp., nonselective for Escherichia coli, nonselective for Pseudomonas spp., nonselective for Staphylococcus spp., nonselective for coliforms
Preparation Note
Suspend 23 g in 1000 ml distilled water. Heat to dissolve the medium completely. Sterilize by autoclaving 15 minutes at 121°C.
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