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You are here:Home » Culture Media » Media-Yeast » Yeast Nitrogen Base w/AA & w/AS, w/o Vitamins (YNB) (Powder)

Yeast Nitrogen Base w/AA & w/AS, w/o Vitamins (YNB) (Powder)


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Yeast Nitrogen Base (YNB) media have been prepared according the formulae of Wickerham (1943-51) and Burkholder (1943). YNB is a well defined composition of salts, vitamins, amino acids and a nitrogen source for a vigorous growth of Sacharomyces cerevisiae. Y2035 is based upon the formulation of YNB except that all vitamins are omitted. The medium is used to test the requirement of essential vitamins.
Catalog #Y2035
Application For carbon assimilation tests in the characterization and identification of yeasts.
AppearanceWhite to tan, homogeneous, free-flowing powder
SolubilityColorless, clear, complete
pH4.5 ± 0.5
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate namesWickerham formula with amino acids & with ammonium sulfate, without Vitamins

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