The Urine Monovette is prepared with boric acerbic and the 25 ml container with screw cap stabilizing microorganisms up to 48 hours at room temperature between sampling and analysis. It prevents microbial growth, ensuring safety and factual results. Important Functions Container Stabilizer: The container with stabilizer must be thoroughly mixed later urine sampling. Important Comply: It is important to comply with the nominal volume to obtain an optimal boric acerbic concentration of 1.5%.