This autoclavable Stand is perhaps the most commonly used Test Tube Stand in various laboratories. For better visibility, this 6 place rack is end supported by 2 columns. The top plate has 2 holes for holding 25mm dia test tubes, four holes to hold 16mm dia tubes whereas the base has corresponding hemispherical well. It also has six vertical pins from drying tubes. Another option available in this section is a test tube stand in which all the holes in the top plates can hold 25mm dia tubes.