8398W –   Prism  Positive Charged Slides (White)  are pre-cleaned and suitable for any medical or research lab tests. Painted end slides are resistant to all laboratory solutions. Made from water white glass with 90 degree corners. Suitable for use with slide labeling machines for easy readability. 75 x 25 MM (3 x 1 “)  10 Gross = 1 Case (20 boxes of 72 slides)