Customized Histology Consumables Overview Alfine Professional Grade Microscope Cover Glass are made of high quality glass, non-fogging, non-sticking and no bubbles, scratches or striations, and designed with ideal optical properties, stable molecular structure, and uniform flatness. Specification Cat#MaterialShapeSize(mm)Thickness(mm)Vacuum Pack AHC1818EPSoda lime GlassSquare18x180.13-0.17100pcs/pack AHC2020EPSoda lime GlassSquare20x200.13-0.17100pcs/pack AHC2222EPSoda lime GlassSquare22x220.13-0.17100pcs/pack AHC2424EPSoda lime GlassSquare24x240.13-0.17100pcs/pack AHC2432EPSoda lime GlassRectangular24x320.13-0.17100pcs/pack AHC2440EPSoda lime GlassRectangular24x400.13-0.17100pcs/pack AHC2450EPSoda lime GlassRectangular24x500.13-0.17100pcs/pack AHC2460EPSoda lime GlassRectangular24x600.13-0.17100pcs/pack Features Our Coverslip Sizes are available with square and rectangular shape and No.1 thickness (0.13 to 0.17mm) is commonly used. This type is economic pack with two-parts box. Technical Data of Material PRINCIPAL PHYSICAL AND CHEMICAL PROPERTIES SiO鈧?/pCaOAl鈧侽鈧?/pMgOR鈧侽Fe鈧侽鈧?/p 70-73 %7-12%1.0-2.0 %1.0-4.5%13-15%0.08-0.14 % Linear coefficient of expansion 伪3.3脳10-6 K-1 Refractive indexNE(位=546.1nm) 1.5255卤0.0015 Application These coverslips can support routine applications in cytology, histology, microbiology, urinalysis, and more. They keep specimens flat, hold them in place, and protect them from dust and contact with the microscope lens.Customized Histology Consumables website:http://www.alfinemed.com/histology-consumables/