A test tube holder's purpose is for holding test tubes in place, but they can also be useful for holding pipettes and stirring rods as well, and a test tube rack holds multiple test tubes in place. Some test tube racks can hold up to 40 test tubes. There are other racks designed for storing test tubes and holding even larger numbers of test tubes during a long period of time.Continue Reading
There are many different variations of test tube racks. These are also commonly referred to as test tube stands. They range in different materials, like wood and plastic, as well as their intended function. Some racks come equipped with spokes that allow the user to place cleaned test tubes upside down so they can dry out.
There are also many other accessories that are useful when using test tubes. Test tube brushes, for example, are essential for cleaning out dirty test tubes. There are also test tube clamps that protect the hands from having to hold test tubes that get very hot. Test tubes also sometimes use rubber stoppers that ensure the substances stay inside the test tube and allow the user to shake test tubes when needed. There are even wax pencils that are designed for writing on glass, which are perfect for marking test tubes.Learn more about Chem Lab
The function of a test tube brush is the clean test tubes used in a science laboratory. Test tube brushes are also useful in cleaning aquarium tanks. They consist of twisted wire handles connected to bristles that are made of Nylon or a similar material such as Tynex.Full Answer >
Test tube racks are commonly used in laboratories to keep test tubes upright so that the equipment does not roll away, spill or become accidentally cracked. Test tubes are delicate equipment, usually made of glass.Full Answer >
Test tube holders are used to distance a person from potentially dangerous tasks when using chemicals in test tubes. They not only extend a person's reach, they protect the user from harm while performing basic lab tasks.Full Answer >
The function of a test tube is to hold, mix or heat small quantities of liquid or solid chemicals for assays and qualitative experiments. Test tubes also serve as temporary storage for chemicals to be used in chemical experiments.Full Answer >