SPL cell culture dishes are produced with crystal-grade polystyrene (PS) and are optically clear for microscopy. Cell culture tested and sterilized by gamma irradiation. Non-pyrogenic, non-cytotoxic, USP class VI tested. Surface treated for cell attachment & growth. Dish style: 35x10mm / Internal Dimension: 34.3 x 9.3 mm / Growth Area: 9.4cm²