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Merck

70161

Yeast Extract for Biotechnology and Microbiology

for Biotechnology and Microbiology

Synonyme(s) :

YE, Baker’s yeast extract

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A propos de cet article

Numéro CAS:
8013-01-2
UNSPSC Code:
41106212
eCl@ss:
42040000
NACRES:
NA.74
EC Number:
232-387-9
MDL number:
MFCD00132599

Principaux documents

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Nom du produit

Yeast Extract, suitable for microbiology

biological source

Saccharomyces cerevisiae

sterility

non-sterile

form

powder

composition

amino-nitrogen, ~5%
total nitrogen (N), ≥11%

ign. residue

≤15%

loss

≤6% loss on drying

pH

7.0±0.2 (2% in H2O)

solubility

H2O: 2%, clear, yellow

application(s)

environmental
food and beverages
microbiology

storage temp.

2-25°C

suitability

molds
yeasts

Quality Level

200

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Catégories apparentées

Application

Yeast extract is recommended for use in culture media and the cultivation of various microorganisms. It provides multi-functional nutrient supplements that can also be used in microbial fermentation.

General description

A water-soluble extract of autolyzed yeast cells, yeast extract is a mixture of amino acids, peptides, and water-soluble vitamins, for example, intact vitamin B12 complex and carbohydrates, and can be used as an additive for culture media and fermentation media. It can also be used in the resuscitation of a large variety of fastidious microorganisms.

Classe de stockage

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificats d'analyse (COA)

Lot/Batch Number
BCCN8550
BCCN1080
BCCL6983
BCCM0196
BCCK1472

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Candida albicans and streptococci are amongst the most common fungal and bacterial organisms present in the oral cavity, with a growing body of evidence implicating C. albicans in increased caries severity and in the formation of the cariogenic biofilm. However
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