Microscope slide 41000 series

12 x 12 mm 18 x 18 mm 20 x 20 mm 22 x 22 mm 24 x 18 mm 24 x 24 mm 26 x 21 mm 32 x 24 mm 40 x 24 mm 50 x 24 mm 60 x 24 mm in plastic boxes, 20 boxes in a carton (1000 glasses) Special sizes are available as well.