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Merck
CN

30912

MRS Agar, original acc. DeMan-Rogosa-Sharpe

suitable for microbiology

Synonym(s):

DeMan-Rogosa-Sharpe Agar

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About This Item

NACRES:
NA.85
UNSPSC Code:
41171605
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Product Name

MRS Agar, original acc. DeMan-Rogosa-Sharpe, suitable for microbiology

sterility

non-sterile

form

solid

shelf life

limited shelf life, expiry date on the label

composition

agar, 12 g/L
diammonium citrate, 2 g/L
dipotassium hydrogen phosphate, 2 g/L
glucose, 20 g/L
magnesium sulfate heptahydrate, 0.2 g/L
manganous sulfate tetrahydrate, 0.05 g/L
meat extract, 10 g/L
meat peptone (peptic), 10 g/L
sodium acetate trihydrate, 5 g/L
yeast extract, 5 g/L

final pH

5.4±0.2 (25 °C)

application(s)

agriculture
environmental
food and beverages

microbiology

suitability

selective by low pH for Bifidobacterium spp.
selective by low pH for Lactobacillus spp.

Quality Level

Application

For the enrichment, cultivation and isolation of all species of Lactobacillus from all types of materials.

Other Notes

A medium for the cultivation of Lactobacilli

Preparation Note

Supplement: 1 ml/l Tween 80 (Cat. No. P8074)

Storage Class

11 - Combustible Solids

wgk

WGK 3

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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J.D. DeMan et al.
The Journal of Applied Bacteriology, 23, 130-130 (1960)

Articles

Traditional methods are based morphology, staining methods, enzyme reactions (metabolism) and diverse media.

Probiotics exhibit an inhibitory effect on pathogens, help prevent chronic intestinal inflammatory diseases or atopic syndromes, and support the immune system.

Cost-effective molecular biology method for lactobacilli detection is presented as an alternative to PCR-based methods.

Related Content

30912 MRS Agar original acc. DeMan-Rogosa-Sharpe

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