Malonate broth, 500G

SKU:
M8802-500G
  • $369.00

    • Description

    Malonate broth, 500G

    NutriSelect® Plus, suitable for microbiology, pH 6.7±0.2 (25 °C)

    PROPERTIES

    sterility

    non-sterile

    Quality Level

    200

    form

    powder

    manufacturer/tradename

    NutriSelect® Plus

    technique(s)

    microbe id | utilization test: suitable
    microbiological culture: suitable

    pH

    6.7±0.2 (25 °C)

    application(s)

    food and beverages
    water monitoring
    microbiology

    suitability

    Klebsiella spp.
    Salmonella spp.
    nonselective and differential for Enterobacter spp.
    nonselective and differential for Escherichia coli
    nonselective and differential for coliforms

    General description

    Malonate broth is recommended for the differentiation of Enterobacter and Escherichia.

    Application

    Malonate broth has been used to evaluate the utilization of malonate by Enterobacter sakazakii.[1][2] It has also been used to differentiate between Cronobacter sakazakii and Cronobacter malonaticus isolates.[3]

    Components

    Components (g/L)
    Ammonium sulfate, 2.00
    Dipotassium phosphate, 0.60
    Monopotassium phosphate, 0.40
    Sodium chloride, 2.00
    Sodium malonate, 3.00
    Bromo thymol blue, 0.025

    Preparation Note

    Suspend 8 g of Malonate Broth in 1000 ml of distilled water. Dispense and sterilize by autoclaving at 15 lbs. pressure (121°C) for 15 minutes. Avoid the addition of carbon and nitrogen from other sources.

    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

    SAFETY INFORMATION

    Storage Class

    11 - Combustible Solids

    wgk_germany

    WGK 3

    flash_point_f

    Not applicable

    flash_point_c

    Not applicable

    ppe

    Eyeshields, Gloves, type N95 (US)