Flat bottom white plastic trays are easily cleaned. Flat bottom trays feature a pouring lip. White plastic trays fit standard photographic paper and have a pouring lip.
Fisherbrand Heavy Duty Polypropylene Lab Trays 20L x 20W x 6 in. H
Dynalon Flat Bottom Tray, White HDPE 409264 Lab Equipment
Spill Containment Tray Custom Plastic Tray - Dynalon
Dynalon 201565, Kartell Microscope Slide Tray: Microscope Slide
Dynalon 4ymu3 Stir Bar,Octagonal,PK12, White
DynkoNA Fast Food Trays, Plastic Serving Tray, White
Dynalon 410535 Natural Lab Sterilizing Tray/Tote Box, 12 Length x
Dynalon® Labware Flat Bottom Tray, 8.875 L x 6.875 W x 1.5 D
Rectangular Lab Tray, 21 Liter, Autoclavable PP, 18 x 18 x 4