G-IV-minus is a circular ring of 8 discs made of inert material, it's coated with a combination of 8 antibiotics and used in the susceptibility testing of 8 antibiotics in one shot for Gram - Negative Organisms, for each disc a symbole and a concentration of antibiotic are printed on its periphery. the test is efficient, easy and rapid.
each ring contains:Ampicillin (AMP - 10 µg), Cephalothin (CEP - 5 µg), Colistin sulphate (CL - 25 µg), Gentamicin (GEN - 10 µg), Streptomycin (S - 10 µg), Sulphatriad (S3 - 200 µg), Tetracycline (TE - 25 µg), Co-Trimoxazole (COT - 25 µg)
Average diameter of zone of inhibition is observed on Mueller Hinton Agar after 18-24 hours incubation at 37°C for standard cultures.
Flat circular ring of inert material w/ 8 equidistant arms on the outer periphery, each arm having a 6 mm disc at the end; each disc impregnated w/ different antibiotics, w/ corresponding symbols & concentrations printed on the ring.
On receipt discs should always be stored at -20°C under dry conditions
Each pack contains 10 rings
Antimicrobial Susceptibility Testing
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