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Beer Media: What Do You Need?

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Whether you're new to wild yeast and bacteria testing your beer or a seasoned veteran, this list of our most popular brewing industry media acts as a quick reference sheet that you can return to whenever you need more specific information.

Click Here for an expanded list of all Brewing Media we offer

Barney Miller Agar ( B02-125)

Barney Miller Agar was developed by Barney, Kot, and Chicoye at Miller Brewing Company in order to detect beer spoiling microorganisms. A lactic acid bacterium, with no oxygen requirements, usually causes this spoilage during brewing and processing of beer.

Typical Bacteria include:  Lactobacillus brevis, Lactobacillus delbruekii, Pediococcus acidilactici, Pediococcus damnosus

Universal Beer Agar ( U21-100)

Universal Beer Agar was forumlated by Kozulis and Page to isolate and enumerate a wide variety of bacteria and yeast which are encountered in the brewing industry. The selectivity of this agar allows only the growth of these organisms in the preseence of hops constituents and alcohol. The addition of beer to the formulation inhibits the growth of transient airborne microorganisms.

Typical Bacteria include:  Escherichia coli, Saccharomyces cerevisiae, Lactobacillus fermentum

R2A Agar (R18-100)

R2A Agar was developed by Reasoner and Geldreich for recovery and isolation of heterotrophic bacteria from treated potable water. This is a low nutrient medium in which a combination of longer time and lower temperature of incubation promotes the growth of stressed and chlorine-treated bacteria.

Typical Bacteria includeEnterococcus faecalis, Escherichia coli, Staphylococcus aureus

WL Nutrient Agar (W23-102)

WL Nutrient Agar is used for cultivating yeasts, mold and bacteria encountered in brewing and industrial fermentation processes. WL ( Wallerstein laboratory) Nutrient Agar was developed by Green and Gray in their study of fermentaiton processes. Viable baker’s yeast counts may be completed using WL Nutrient Agar at a pH of 5.5

Typical Bacteria IncludeEscherichia coli, Lactobacillus fermentum, Proteus mirabilis, Saccharomyces cerevisiae

Welcome Our New GM: DG Ferneyhough

During recent months we’ve introduced improvements to help us become more customer focused and serve you better. We are rebranding to better communicate our promise to supply you with the highest quality culture media possible and recently launched a new online store to make your purchasing experience simply easy.In congruence with our mission and our [...]

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Wish List Depot

In 2016, Alpha Biosciences contributed to the Wish List Depot which supports learning by providing free school supplies to students living in poverty. Alpha donated backpacks, calculators, paper, pens, notebooks and much more to prepare students for the school year. We are dedicated to improving our community. For more information, please visit© Developed by CommerceLab

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2016 ISO Certification

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