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Merck
CN

95273

Millipore

VRB MUG Agar

suitable for microbiology

Synonym(s):

Violet Red Bile Lactose MUG Agar

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About This Item

UNSPSC Code:
41106200
NACRES:
NA.74
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shelf life

limited shelf life, expiry date on the label

Quality Level

composition

agar, 13 g/L
bile salt mixture, 1.5 g/L
crystal violet, 0.002 g/L
lactose, 10 g/L
meat peptone, 7 g/L
4-methylumbelliferyl-β-D-glucuronide, 0.1 g/L
neutral red, 0.03 g/L
sodium chloride, 5 g/L
yeast extract, 3 g/L

final pH

7.4±0.2 (25 °C)

application(s)

environmental
food and beverages
food and beverages
food and beverages

microbiology

suitability

selective and differential for Escherichia coli
selective and differential for Klebsiella spp.
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

Application

Selective medium for the detection and enumeration of coliform bacteria, in particular E. coli. Gram-positive accompanying flora are extensively inhibited by crystalviolet and bile salts. A color-change to red indicates lactose-positive colonies, within which E. coli can be demonstrated by fluorescence in the UV.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

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Articles

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

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