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09182

Yeast Extract

Name: Yeast Extract
Brand: SIAL

from Saccharomyces cerevisiae, powder

Sinónimos:

YE, Baker’s yeast extract

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Número CAS:

8013-01-2

UNSPSC Code:

41106212

eCl@ss:

42040000

EC Number:

232-387-9

NACRES:

NA.85

MDL number:

MFCD00132599

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Propiedades

biological source

Saccharomyces cerevisiae

Quality Segment

200

sterility

non-sterile

assay

≤3% amino-nitrogen basis, ≥9% total nitrogen (N) basis

form

powder

shelf life

limited shelf life, expiry date on the label

composition

amino-nitrogen, ≤3% , total nitrogen (N), ≥9%

packaging

pkg of 1 kg, pkg of 5 kg

impurities

≤16% ash, ≤8% non-dissolved

loss

≤8% loss on drying

pH

6.5-7.5 (2% in H₂O)

solubility

H₂O: 2%, turbid, yellow

application(s)

food and beverages
microbiology

storage temp.

2-25°C

suitability

molds, yeasts

Descripción

General description

Yeast extract is an extract of autolyzed yeast cells. Yeast extract is a mixture of amino acids, peptides, water soluble vitamins and carbohydrates and can be used as additive for culture media. It is a non-animal and low endotoxin peptone suitable for use in fermentations media for cultivation and resuscitation of a large variety of fastidious microorganisms. It is rich in vitamins and other nutritive substances and so, recommended for general laboratory media

Application

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

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Este artículo	70161	Y0875	1.03753
Millipore 09182 Yeast Extract	Millipore 70161 M-Gredient^® Yeast Extract B1	Sigma-Aldrich Y0875 Select Yeast Extract	Millipore 1.03753 Extracto de Levadura
suitability molds, yeasts	suitability molds, yeasts	suitability nonselective for Escherichia coli, nonselective for coliforms	suitability -
form powder	form powder	form powder	form medium granules
sterility non-sterile	sterility non-sterile	sterility non-sterile	sterility -
composition amino-nitrogen, ≤3% , total nitrogen (N), ≥9%	composition amino-nitrogen, ~5% , total nitrogen (N), ≥11%	composition -	composition -
application(s) food and beverages microbiology	application(s) environmental food and beverages, microbiology	application(s) microbiology	application(s) microbiology
pH 6.5-7.5 (2% in H₂O)	pH 7.0±0.2 (2% in H₂O)	pH 6.5-7.5(10% solution)	pH 7.0 (20 °C, 10 g/L in H₂O)

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Clase de almacenamiento

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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