Quantity of 50, 3.0625" x 4.75" sealing mats for 96-well plate. Available in square or round these reusable 96-well sealing mats are chemically resistant and have no adhesives or extractables offering a contamination free sample environment. Manufactured from high-quality silicone they reseal after each puncture allowing samples to be accessed multiple times while minimizing evaporation and cross contamination. SP Bel-Art brand labware includes a broad selection of innovative, tried and true product solutions that supports research and production across diverse end user markets including biopharma, life science, safety, academia, food and beverage, petrochemical and clinical health.