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1904 Maltose Certified, Condalab

1904 Condalab

Maltose Certified is a high-purity disaccharide carbohydrate (4-O-α-D-glucopyranosyl-D-glucose) used as a fermentable energy source in microbiological culture media. It is specifically certified for use in the cultivation of a wide variety of microorganisms, including yeasts, molds, and fastidious bacteria.

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Maltose is a reducing sugar consisting of two glucose units. In microbiology, it serves as a critical carbon and energy source. It is particularly essential in molecular biology for the propagation of bacteriophage lambda, as it induces the expression of the lamB gene (encoding the Maltoporin receptor) in Escherichia coli, which is required for phage adsorption. As a "Certified" grade reagent, this maltose is tested to ensure the absence of contaminating sugars or inhibitory substances, providing consistent fermentation patterns and reliable growth results in both research and industrial fermentation processes.

Advantages

  • High Purity: Certified grade ensures minimal impurities, providing reproducible metabolic responses in microbial cultures.
  • Essential for Phage Work: The preferred carbohydrate for inducing lambda phage receptors in recombinant E. coli strains.
  • Promotes Fungal Growth: Excellent energy source for the cultivation and identification of yeasts and molds, often used in Malt Extract formulations.
  • Consistent Fermentation: Ideal for biochemical characterization and carbohydrate fermentation tests to identify bacterial species.
  • High Solubility: Dissolves easily in water to form clear, colorless solutions, facilitating the preparation of broth and agar media.

Technical specifications

Catalogue number 1904
Brand Condalab
Chemical Formula C12H22O11 · H2O
Molecular Weight 360.32 g/mol
CAS Number 6363-53-7
Purity (Assay) ≥ 92% (Specific for microbiology)
Storage Temperature 2 – 25 °C (Keep container tightly closed)

Available packaging options

1904 500 g plastic bottle
Brand Condalab
Pack size 500 g