Question

Date
Page
Os) what is test tube stand

Answer 1

Answer:

bakwaas q. delhna I have attempted the yest and

Answer 2

Answer:

Test tube racks are laboratory equipment used to hold upright multiple test tubes at the same time. They are most commonly used when various different solutions are needed to work with simultaneously, for safety reasons, for safe storage of test tubes, and to ease the transport of multiple tubes.