A gamma-sterilized version of RAPID Slit Seal by BioChromato has been designed for scientists looking to eliminate solvent evaporation from samples when culturing cells in 96-well microplates. RAPID Slit Seal is a described by the manufacturer as a proprietary self-closing microplate seal that returns to its original state even when punched with an HPLC or LC/MS autosampler—designed to seal without using adhesive above microplate wells to avoid the chance of sample contamination.