Question

What is the use of test tube stand

Answer 1

Test tubes are used by chemists in the lab to heat, hold and mix small quantities of liquid or solid chemicals during experiments. They have a round bottom and are made of borosilicate glass to withstand temperature changes and resist the reaction of chemicals

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.