Plastic Rack & 10/15 ml 18 mm Centrifuge Test Tube Set w Stand Kids Science Kit

Description

10 or 15 ml Test Tube with Stand
Includes 10 or 15 ml test tube and tube rack.
Six sizes to choose from: number of tubes included match the number of holes on the rack.
Rack hole diameter 18 mm.
Rack made of PLA plastics.
Choose your own favorite rack color.
Tube Size:  15 ml: Diameter 3/4", Height 4 3/4". 10 ml: Diameter 3/4", Height 4".
Clear tube with blue cap. Cap screw-on. Watertight.
For ages 3+.
If choose random rack color, we'll randomly choose a color for you.