Skip to Content
Merck
CN

17171

Mineral modified Glutamate Broth (Base)

NutriSelect® Plus, powder, nonselective and differential for Escherichia coli, pack of 500 g, suitable for microbiology

Sign In to View Organizational & Contract Pricing.

Select a Size


About This Item

NACRES:
NA.85
UNSPSC Code:
41171607
Manufacturer/tradename:
NutriSelect® Plus
Agency:
according to ISO 9308-4:2025, according to ISO 16649-3:2015
Form:
powder
Suitability:
nonselective and differential for Escherichia coli, nonselective and differential for coliforms, nonselective and differential for enterobacteriaceae
Application(s):
microbiology, environmental
food and beverages
water monitoring
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

agency

according to ISO 9308-4:2025, according to ISO 16649-3:2015

sterility

non-sterile

form

powder

shelf life

limited shelf life, expiry date on the label

composition

L-arginine, 0.04 g/L , L-aspartic acid, 0.048 g/L , bromocresol purple, 0.02 g/L , calcium chloride, 0.02 g/L , L-cystine, 0.04 g/L , dipotassium phosphate, 1.8 g/L , ferric ammonium citrate, 0.02 g/L , lactose, 20 g/L , magnesium sulfate, 0.2 g/L , nicotinic acid, 0.002 g/L , pantothenic acid, 0.002 g/L , sodium formate, 0.5 g/L , thiamine, 0.002 g/L

packaging

pack of 500 g

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

6.7±0.2 (25 °C)

application(s)

microbiology, environmental
food and beverages
water monitoring

suitability

nonselective and differential for Escherichia coli, nonselective and differential for coliforms, nonselective and differential for enterobacteriaceae

Quality Level

Application

For the enumeration of coliform bacteria in water and waste water samples.

Preparation Note

Suspend 22.7 g of Part A and 12.7 g of Part B in 1 litre distilled water containing 5 g of ammonium chloride. Heat is necessary to dissolve the medium completely. Dispense in tubes containing inverted Durham′s tubes. Sterilize by autoclaving at 115°C for 10 minutes. For single strength medium use 11.35 g of Part A and 6.35 g of Part B in 1 litre distilled water containing 2.5 g ammonium chloride.

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.

Legal Information

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

Storage Class

10 - Combustible liquids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

动植物来源培养基
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Articles

An article concerning selective growth media for differentiation and detection of Escherichia coli and other coliforms.

有关用于分化和检测大肠杆菌和其他大肠菌群的选择性生长培养基的一篇文章。

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service