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Merck
CN

D2560

DNase test agar with toluidine blue

NutriSelect® Basic, powder, for bacteria, for fungi, pack of 500 g, suitable for microbiology

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About This Item

NACRES:
NA.85
UNSPSC Code:
41171606
Manufacturer/tradename:
NutriSelect® Basic
Form:
powder
Suitability:
bacteria (deoxyribonuclease activity), fungi, nonselective and differential for Serratia spp., nonselective and differential for Staphylococcus spp., nonselective and differential for Streptococcus spp., nonselective and differential for molds (General Media), nonselective and differential for yeasts (General Media)
Application(s):
food and beverages, microbiology

Key Documents

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sterility

non-sterile

product line

BioChemika

form

powder

Quality Level

100

shelf life

limited shelf life, expiry date on the label

packaging

pack of 500 g

manufacturer/tradename

NutriSelect® Basic

technique(s)

microbe id | specific enzyme detection: suitable, microbiological culture: suitable

final pH

7.3±0.2 (25 °C)

application(s)

food and beverages, microbiology

suitability

bacteria (deoxyribonuclease activity), fungi, nonselective and differential for Serratia spp., nonselective and differential for Staphylococcus spp., nonselective and differential for Streptococcus spp., nonselective and differential for molds (General Media), nonselective and differential for yeasts (General Media)

Related Categories

Application

Recommended for the detection of deoxyribonuclease activity of bacteria and fungi with the indicator toluidine blue.

Preparation Note

Suspend 42.1 g of DNase Test Agar with Toluidine Blue in 1000 ml of distilled water. Heat with frequent agitation to dissolve the medium completely. Sterilize by autoclaving at 12 to 15 lbs. pressure (118°C to 121°C) for 15 minutes. Cool to 45°C and pour into sterile petri plates.

Other Notes

Ingredients (g/L)
Tryptose, 20.00
Deoxyribonucleic acid (DNA), 2.00
Sodium chloride, 5.00
Toluidine blue, 0.10
Agar, 15.00
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

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM7099
BCCK4120
BCCG5950
BCCC1710
BCBW7452

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