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70142

Millipore

Lactose Broth

suitable for microbiology, NutriSelect® Plus

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NACRES:
NA.74

sterility

non-sterile

Quality Level

form

powder

shelf life

limited shelf life, expiry date on the label

composition

lactose, 5 g/L
meat extract, 3 g/L
peptone, 5 g/L

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

6.9±0.2 (25 °C)

application(s)

agriculture
bioburden testing
clinical testing
environmental
food and beverages
pathogen testing
pharmaceutical
water monitoring

microbiology

suitability

nonselective for Escherichia coli
nonselective for coliforms

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Lactose Broth suitable for microbiology, NutriSelect® Plus

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70142

Lactose Broth

Lauryl sulfate Broth suitable for microbiology, NutriSelect® Plus

Millipore

17349

Lauryl sulfate Broth

form

powder

form

powder

form

powder

form

powder

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

composition

lactose, 5 g/L , meat extract, 3 g/L , peptone, 5 g/L

composition

dipotassium hydrogen phosphate, 2.75 g/L , lactose, 5 g/L , potassium dihydrogen phosphate, 2.75 g/L , sodium chloride, 5 g/L , sodium lauryl sulfate, 0.1 g/L , tryptose, 20 g/L

composition

beef extract, 3 g/L , peptic digest of animal tissue, 5 g/L

composition

lactose, 30.0 g/L , peptone (vegetable), 39.0 g/L , phenol red, 0.2 g/L , sodium lauryl sulfate, 1.0 g/L , yeast extract, 6.0 g/L

manufacturer/tradename

NutriSelect® Plus

manufacturer/tradename

NutriSelect® Plus

manufacturer/tradename

NutriSelect® Plus

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

Application

Recommended for use in the presumptive test for members of the coliform group in water, milk and other material. It corresponds largely to the formulation of the United States Pharmacopoeia.

Preparation Note

Add 13 g to 1 litre of distilled water. Mix well and distribute into containers fitted with Durham tubes. Sterilize by autoclaving at 121°C for 15 minutes.

Other Notes

Prepared according to specifications in

Footnote

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 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

Certificates of Analysis (COA)

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Lactose (anhydrous) European Pharmacopoeia (EP) Reference Standard

A1206000

Lactose (anhydrous)

Stand. Meths. for the Examin. of Dairy Prods., 9th Ed., 133-133 (1948)
Stand. Meths. for the Examin. of Water & Sewage, 9th Ed., 186-186 (1946)

Articles

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

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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