Plastic test tube supports for 16 mm tubes. Acrylic tube racks have 1/8" tick clear shelves with 3/4" thick white sides and bases. Plastic test tube racks are sturdy and allow for good sight lines to test tubes.
Important Cleaning Note: Should the acrylic surfaces of acrylic products need cleaning, DO NOT USE ANY SOLVENTS OR ABRASIVES (alcohol, acetone, etc...) USE OF THESE MATERIALS WILL CAUSE CRACKING OR CRAZING OF THE ACRYLIC. For general cleaning either use SLIDE Foamaction Plastic Cleaner or wash the surface with a mild detergent and soft cloth, then rinse thoroughly with clean water.