Enzymatic digest of brewer's yeast; Baker’s extract; Autolyzed YE; Bacto YE; Brewers YE; Bacto yeast autolysate
Aqueous extract of brewer’s yeast with an exceptionally high vitamin content. Selected for greater solubility and clarity. Free amino acid content of approximately 25%. Yeast Extract is produced from autolyzed yeast cells and is very soluble in water. It is used as an enrichment in a large number of culture media for general bacteriology and in media for sterility according to the USP. Because of its high content of carbohydrates, Yeast Extract should not be used in fermentation studies.
Synonyms
Enzymatic digest of brewer's yeast; Baker’s extract; Autolyzed YE; Bacto YE; Brewers YE; Bacto yeast autolysate
Typical Amino Acid Profile
Ala 42%, Arg 27%, Asp 59%, Cys 5%, Glu 105%, Gly 27%, His 12%, Ile 28%, Leu 42%, Lys 45%, Met 9%, Phe 24%, Pro 21%, Ser 27%, Thr 28%, Trp 6%, Tyr 21%, Val 36%
Appearance
Light yellow to medium tan, homogeneous, free flowing powder
Solubility
Light yellow to amber, clear, complete
Salmonella, Standard Plate Count, Viable Yeast & Mold, Enterobacteriacea
Certificate of Origin
The raw product, yeast, used in the manufacturing of Yeast Extract is derived from materials originating in North America and collected in USDA approved facilities and inspected to be free of disease.
Important Note
This 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.
Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.
Form
Light yellow to medium tan, homogeneous, free flowing powder
Important Note
This 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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