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Liofilchem

Antibiotic Discs

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Product Overview: Liofilchem® Antibiotic Discs are used for semi-quantitative in vitro susceptibility testing of common or fastidious bacterial pathogens using the Kirby-Bauer disk diffusion method. These discs are impregnated with specific concentrations of antimicrobial agents and are essential tools for determining the appropriate antibiotic treatment for clinical isolates.
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DESCRIPTION

Antibiotic Disc Antibiotic discs for susceptibility tests ENGLISH Antibiotic Disc are paper discs with special features, that are impregnated with antibiotic and used for the susceptibility test according to the Kirby-Bauer antibiotic testing (KB testing or disk diffusion antibiotic sensitivity testing). Antibiotic Disc are available in a large variety of configurations. Each configuration is available in packages of 50 and 250 tests.

 

CONTENTS OF THE PACKAGES

Discs in cartridge The 50-test box contains 1 cartridge with 50 discs packed in a desiccant envelope. The 250-test box contains 5 cartridges of 50 discs, each cartridge individually packed in a desiccant envelope. Each package also contains a transparent resealable bag. Discs in canister The canister contains 250 discs and a desiccant tablet.

 

METHOD PRINCIPLE

The discs are applied to the surface of a culture medium inoculated with a pure colony suspension of the microorganism under examination. After incubation, the plates are examined, the inhibition halos around each disc are examined and compared with the standard inhibition haloes: in this way the microorganisms are defined as being susceptible, intermediate or resistant to the tested antimicrobial agents.

 

Antibiotic Discs