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Merck
CN

17213

Violet Red Bile Dextrose Agar

NutriSelect® Plus, suitable for microbiology

Synonym(s):

VRBD Agar, Violet Red Bile Glucose Agar without Lactose

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About This Item

NACRES:
NA.85
UNSPSC Code:
41171606
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agency

according to ISO 21528-1:2017, according to ISO 21528-2:2017

sterility

non-sterile

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 12 g/L , bile salt mixture, 1.5 g/L , crystal violet, 0.002 g/L , glucose, 10 g/L , neutral red, 0.03 g/L , peptic digest of animal tissue, 7 g/L , sodium chloride, 5 g/L , yeast extract, 3 g/L

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

7.4±0.2 (25 °C)

application(s)

environmental
food and beverages
water monitoring, microbiology

suitability

selective and differential for Enterobacter spp., selective and differential for Escherichia coli, selective and differential for Salmonella spp., selective and differential for Shigella spp., selective and differential for Yersinia spp., selective and differential for coliforms, selective and differential for enterobacteriaceae

Quality Level

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Application

Violet Red Bile Glucose Agar is used for detection and enumeration of Enterobacteriaceae in food products. It is also recommended by ISO Committee under the specifications 21528-1:2017 and 21528-2:2017.

Preparation Note

Suspend 38.53 g in 1 litre distilled water. Heat to boiling to dissolve the medium completely. Do not autoclave. Mix well and pour into sterile petri plates.

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

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Articles

Salmonella, with 2,300+ serotypes, causes half of food-borne illnesses, often from dairy, poultry, and eggs.

沙门氏菌污染是全球食源性疾病的第二大成因。控制沙门氏菌的暴发是食品监管机构、餐馆和整个食品工业的一项重要任务。沙门氏菌家族包括2300多种血清型的细菌,但其中有两种类型,即肠炎沙门氏菌和鼠伤寒沙门氏杆菌,约占所有人类感染的一半。大多数沙门氏菌的暴发可以追溯到乳制品、家禽和肉制品,但沙门氏菌几乎可以在任何食物上生长。鸡、鸡蛋及其衍生产品的风险特别高。

Protocols

General guidance for the detection and enumeration of Enterobacteriaceae in food according to EN-ISO 8523:1991 and EN-ISO 4832:1991, respectively.

根据EN-ISO 8523:1991和EN-ISO 4832:1991分别对食品中肠杆菌进行检测和计数的一般指南。

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