These 25x25 square No.1 Corning® cover glasses are made from boroslicate glass and are 0.13 to 0.16mm thick.

Manufactured from borosilicate glass with excellent clarity for microscopy use Available in both square and rectangular shapes Choose from three standard thicknesses: - No 1 (0.13 – 0.17mm) - No. 1½ (0.16 – 0.19mm) - No. 2 (0.17 - 0.25mm) Packaged in reclosable plastic boxes for…