Plastic Test Tube Rack for 30mm Tube 21 Well White Detachable (21 Hole)

Accept 30mm diameter test tube and 50ml Centrifuge tube Detachable Plastic Test Tube Rack 21 holes 30mm diamater Easy to carry and clean White Color This items is an economical and space-saving rack for individual student use or single applications. Each rack features end plates for labeling. Three-tier design permits convenient insertion and removal of tubes. Rows are numbered and lettered for tube Package Contents: 1x test tube rack Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.