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Merck
CN

14781

XLD Agar ISO 6579-1:2017

NutriSelect® Plus, powder, suitable for microbiology

Synonym(s):

Xylose Lysine Deoxycholate Agar

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About This Item

NACRES:
NA.85
UNSPSC Code:
41171606

Key Documents

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Product Name

XLD Agar ISO 6579-1:2017, NutriSelect® Plus, powder, suitable for microbiology

shelf life

limited shelf life, expiry date on the label

composition

agar, 15.0 g/L
ferric ammonium citrate, 0.80 g/L
lactose, 7.5 g/L
L-lysine hydrochloride, 5.0 g/L
phenol red, 0.08 g/L
sodium chloride, 5.0 g/L
sodium deoxycholate, 1.0 g/L
sodium thiosulfate, 6.8 g/L
sucrose, 7.5 g/L
xylose, 3.75 g/L
yeast extract, 3.0 g/L

manufacturer/tradename

NutriSelect® Plus

final pH

7.4±0.2 (25 °C)

application(s)

food and beverages
water monitoring
microbiology

suitability

Salmonella spp.

Quality Level

200

agency

according to ISO 6579-1:2017

sterility

non-sterile

form

powder

Related Categories

Application

XLD Agar is used for the isolation and enumeration of Salmonella Typhi and other Salmonella species.

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.

Preparation Note

Suspend 55.43 grams in 1000 ml distilled water. Heat with frequent agitation until the medium boils. DO NOT AUTOCLAVE OR OVERHEAT. Transfer immediately to a water bath at 50°C. After cooling, pour into sterile Petri plates. It is advisable not to prepare large volumes that will require prolonged heating.

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 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

动植物来源培养基
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN1081
BCCM7663
BCCL3721
BCCL8854
BCCM2772

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Taylor, W. L. and Schelhart, B.
American Journal of Clinical Pathology, 16, 1387-1387 (1968)
Downes, F. P. and Ito, K. (Ed) et al.
Compendium of Methods for the Microbiological Examination of Foods (2001)
Biochemical identification of hospital enterobacteria by replica agar plating.
P Chadwick et al.
Canadian journal of microbiology, 20(12), 1653-1664 (1974-12-01)
W I Taylor et al.
Applied microbiology, 18(3), 393-395 (1969-09-01)
Efficacies of Gram Negative Broth (GN) and Rappaport's Enrichment Broth (RE) were compared for detection of enteric pathogens from clinical specimens. Whereas direct streaking on four plating media found 57% of the salmonellae, GN found 80% and RE found 92%
Taylor, W. L. and Harris, B.
American Journal of Clinical Pathology, 48, 350-350 (1967)
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