Combi 71-OD273-1PK is 8-in-one multi disc, referred to as an octo disc under HiMedia catalogue. It is designed for testing antimicrobial susceptibility of bacteria for 8 different antibiotics at a time. Each pack of -OD273-1PK contains 10 flat circular rings; each ring containing 8 equidistance arms at the periphery. At the end of the each arm, there is one antibiotic disc with 6mm diameter. Each disc is saturated with a different antibiotic and the concentration and symbol of the respective antibiotic printed on it. Each disc is at least 24mm apart from the other disc.Combi 71-OD273-1PK octo discs are ideal to test UTI Pathogenic Organisms. OD273-1PK disc can fit on 120 mm media plates. Generally used on Mueller Hinton Agar (M173) plates.

Composition of Combi 71-OD273-1PK:

Ampicillin (AMP) 10g

Cefazolin (CZ) 30g

Nalidixic acid (NA) 30g

Norfloxacin (NX) 10g

Ciprofloxacin (CIP) 5g

Co-Trimoxazole (COT) 25g

Levofloxacin (LE) 5g

Nitrofurantoin (NIT) 50g

Storage and shelf life: It is advised to store the discs always at -20C after opening. The disc loses its stability at higher temperature (45C).