About the product
A urine ring device carrying 8 antibiotic impregnated tips; (Ampicillin 25µg, Chloramphenicol 50µg, Colistin Sulphate 100µg, Kanamycin 30µg, Nalidixic acid 30µg, Nitrofurantoin 50µg, Streptomycin 25µg, Tetracycline 100µg) allowing the simultaneous application of the equivalent individual antimicrobial susceptibility test discs.