MASTRING-S® Systemic Gram Negative Ring

MASTRING-S® is a specialised antibiotic susceptibility testing (AST) ring, developed by Mast Group, designed for rapid, simultaneous, and standardised susceptibility testing of 6 or 8 antibiotics in a single device. Originally designed in the 1960s to facilitate the Stokes technique, it remains a widely used, convenient alternative to traditional individual antibiotic disc diffusion. Antibiotics included within this MASTRING-S® includes: Penicillin G 1 unit, Clindamycin 2µg, Gentamicin 10µg, Fusidic acid 10µg, Erythromycin 5µg, Trimethoprim 1.25µg, Sulphamethoxazole 25µg, Tetracycline 10µg