Microscope Slide, Product Type Microscope Slide, Material Glass, Overall Length 75 mm, Overall Width 25 mm, Thickness 1 mm, Edge Type Ground, Number of Slides 144, Includes Not Applicable, Color Clear, Refractive Index 1.52, Coefficient of Thermal Expansion 90 x 10-7/ Degrees C (20 Degrees C to 350 Degrees C), Maximum Operating Temperature - Centigrade 350 Degrees C, Minimum Operating Temperature - Centigrade 20 Degrees C, Edge Angle 90 Degrees , Autoclavable No, Standards Not Applicable