Thermo Scientific™ Letheen Broth

Effectively carry out testing of quaternary ammonium compounds for antimicrobial activity using Letheen Broth.

Supplier:  Thermo Scientific™ R061266

Catalog No. R061266

Description

Effectively carry out testing of quaternary ammonium compounds for antimicrobial activity using Thermo Scientific™ Remel™ Letheen Broth. This subculture medium was developed for neutralization of quaternary ammonium compounds¹. Quisno, Gibby, and Foter discovered that adding lecithin and polysorbate 80 to FDA Broth resulted in a medium that neutralized high concentrations of quaternary ammonium salts². It is used to recover bacteria from solutions containing residues of disinfectant used in the sanitization of food utensils and equipments. It is recommended by the Association of Official Analytical Chemists (AOAC) for cultivation of microorganisms from cosmetic samples³.

Effectively carry out testing of quaternary ammonium compounds for antimicrobial activity using Letheen Broth.

• Recommended by AOAC for cultivation of microorganisms from cosmetic samples.
• Recommended by USP in disinfectant challenge testing (The united states pharmacopoeia/National Formulary 2019, US pharmacopial conventionInc. Rockville, M.D.)
• Ready to use convenience of prepared media.

This medium contains meat peptone and beef extract that supply nitrogenous compounds and amino acids necessary for the growth of bacteria. Lecithin neutralizes quaternary ammonium compounds and polysorbate 80 neutralizes phenolic compounds, formalin and hexachlorophene.

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Remel™ and Oxoid™ products are now part of the Thermo Scientific brand.

Specifications

• Certifications/Compliance: Industrial Reference: AOAC.
• Format: 15mm x 103mm Tube
• Quantity: 100 x 5 mL

• Description: Letheen Broth
• Product Type: Microbiology Media