Wheaton staining dishes 

Slotted rack holds 50 microscope slides, sizes 3 in. × 1 in. (75 mm × 25 mm), as well as 3 in. × 1 ¹/₂ in. (75 mm × 38 mm) and 3 in. × 2 in. (75 mm × 51 mm). Unit measures approximately 200 mm × 105 mm × 83 mm overall. Rack is made of non-tarnishable stainless steel and is resistant to most staining solutions. The handle is permanently attached, but hinged to permit closure of dish and easy insertion and removal of the microscope slides. Dish is manufactured from soda-lime glass.
Inside Dimensions: (185 mm L × 88 mm W × 68 mm D)