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Merck
CN

01497

Yeast Extract Agar

NutriSelect® Plus, powder, suitable for (plate count of microorganisms), pkg of 500 g

Synonym(s):

Water Plate Count Agar, YEA

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About This Item

NACRES:
NA.85
UNSPSC Code:
41171605

Key Documents

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Product Name

Yeast Extract Agar, NutriSelect® Plus, powder, suitable for (plate count of microorganisms), pkg of 500 g

agency

according to ISO 6222:1999

sterility

non-sterile

form

powder

Quality Level

200

shelf life

limited shelf life, expiry date on the label

composition

agar, 15 g/L
peptic digest of animal tissue, 5 g/L
yeast extract, 3 g/L

packaging

pkg of 500 g

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

7.2±0.2 (25 °C)

suitability

suitable for (plate count of microorganisms)
nonselective for Enterobacter spp.
nonselective for Escherichia coli
nonselective for Pseudomonas spp.
nonselective for Staphylococcus spp.
nonselective for coliforms

application(s)

bioburden testing
environmental
food and beverages
microbiology
pharmaceutical
vitamins, nutraceuticals, and natural products
water monitoring

Related Categories

Other Notes

We offer two media types: the superior granulated GranuCult® and the cost-efficient powdered NutriSelect® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

Preparation Note

Suspend 23 g in 1000 ml distilled water. Heat to dissolve the medium completely. Sterilize by autoclaving 15 minutes at 121°C.

Legal Information

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

Application

Yeast Extract Agar is particularly suitable for microbiological applications such as bioburden testing, environmental monitoring, food and beverage testing, and water quality analysis. It is nonselective, allowing the growth of a wide range of bacteria, yeast, and molds.

Features and Benefits

NutriSelect® Plus is a powdered culture media offering
  • Quality control with growth promotion test according to industry standards
  • Quality assurance acc. to ISO 9001
  • Cost-efficient powdered media

General description

Yeast Extract Agar is a highly nutritive medium designed for the plate count of microorganisms. Peptic digest of animal tissue and yeast extract provides nitrogenous compounds, vitamin B complex, and other growth nutrients. Agar is a solidifying agent.

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

动植物来源培养基
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN1575
BCCL5424
BCCM4119
BCCG9914
BCCD0236

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Articles

Pseudomonas Media and Tests

An article concerning the detection, identification, differentiation, and cultivation of Pseudomonas species.

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