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You are here:Home » Culture Media » Media-Ingredients » Yeast Extract for Fermentation

Yeast Extract for Fermentation

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Specifications

Aqueous extract of yeast with an exceptionally high protein content. Selected for greater solubility and clarity. Suitable for use in fermentation where high levels of natural protein, peptides, free amino nitrogen, vitamins, minerals and trace elements are desirable.
Catalog #Y2008
Protein 58-67%
Ash: 8-16%
Moisture: 6%
Salt: 1.5%
pH 5.4-6.2
Typical Amino Acid ProfileAla 39%, Arg 28%, Asp 56%, Cys 7%, Glu 80%, Gly 28%, His 15%, Ile 29%, Leu 42%, Lys 47%, Met 9%, Phe 24%, Pro 25%, Ser 29%, Thr 28%, Trp 5%, Tyr 20%, Val 34%
Microbiological Analysis (Typical)SPC: 50cfu/g
Coliform: 10cfu/g
Salmonella: Negative
E.Coli MPN: <3.0
Yeast and Mold: 0/g
Certificate of Origin The raw material, Yeast, used in the manufacturing of Yeast Extract is derived from raw materials originating in the contiguous 48 United States, collected in United States Department of Agriculture (USDA) approved facilities and inspected to be free of disease.
CAS Number8013-01-2
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.


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