Cat. GG-18-Laminin: 18mm diameter, #1 thickness, 60 pieces of CE certified crystal clear German glass coverslips with mouse Laminin coating over PDL layer on both sides of coverslips for cell culture, sealed 15 pieces per bag x 4 = 60, sterilized, ready to use, fitting into 12 well plates. Most labs use this coverslips for high demanding, difficult primary cultures. Similar coverslips: GG-18-1.5-laminin for its #1.5 thickness as confocal imaging requirement or GG-20-laminin for its larger surface area,