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Merck
CN

17171

矿物质改良谷氨酸盐肉汤(基础)

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

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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, agriculture
environmental
food and beverages
water monitoring
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agency

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

Quality Segment

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, agriculture
environmental
food and beverages
water monitoring

suitability

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

Application

用于水和废水样品中大肠菌的计数。

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


存储类别

10 - Combustible liquids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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