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en.wikipedia.org/wiki/Test_tube_holder

A test tube holder can be made from wood or metal. It is used for holding a test tube in place when the tube is hot or should not be touched. For example, a test ...

en.wikipedia.org/wiki/Test_tube_rack

Test tube rack is a laboratory equipment that is used to hold upright multiple test tubes at the same time. It is most commonly used when various different ...

teachertech.rice.edu/Participants/louviere/vms/science/labequipment.html

Used to plug a flask or testtube for safe keeping. Test Tube. Used to mix, heat, or store substances. Test Tube Rack. Used to hold test tubes. Test Tube Holder.

www.reference.com/science/uses-test-tube-rack-63fedfb87f9d763a

Test tube racks are commonly used in laboratories to keep test tubes upright so ... A test tube that is always returned to its rack is less likely to develop chips or ...

www.reference.com/science/uses-test-tube-holder-aefeed4421c79efb

Test tube holders are used to distance a person from potentially dangerous tasks when ... What are some examples of laboratory equipment and their functions?

www.quora.com/What-are-the-uses-of-test-tubes-in-a-laboratory

To hold, mix and perform chemical reactions within them. Test tubes come in different ... What are some common uses of test tube holders? What are the ... I believe everyone is responsible for their own actions. Even under the ...

www.quora.com/What-are-some-common-uses-of-test-tube-holders

Test tubes for general chemical work are usually made of glass, for better resistance to heat ... What is the use of a water trough apparatus? What will the weight of test tube be if a paper is inserted into it and it's closed with a cork? And, after the ...

www.universalmedicalinc.com/all-products/laboratory/organizers/test-tube-racks.html

Many of the test tube holders are able to sink in water without tipping over the test tubes.Test tube racks are a great tool to have in the lab. Used mainly for ...

www.sciencecompany.com/Test-Tube-Clamp-Holder-P6285.aspx

This test tube holder, or clamp, is 6.25 inches long with finger grips. Holds any size test tube. The test tube holder is used to hold test tubes when they are hot ...

www.ehow.com/list_6589276_uses-test-tube-holder.html

Test tube holders come in two main types: tongs and racks. ... Since a test tube won't stand on its own, a helper is often needed to carry out an experiment.