Ertapenem Sodium Salt is a high-purity carbapenem antibiotic provided in sterile-grade powder form for laboratory research and microbiological applications. It exhibits broad-spectrum activity against both Gram-positive and Gram-negative organisms by inhibiting bacterial cell wall synthesis. This makes it a valuable reagent for antimicrobial susceptibility testing, resistance studies, and selective media preparation. The 5 g size is suitable for laboratories requiring larger quantities for repeated experiments or bulk solution preparation. Its sterile quality ensures reliability in sensitive workflows, including pharmaceutical research and controlled microbiological testing environments where consistency and contamination control are critical.