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en.wikipedia.org/wiki/Test_tube_holder

A test tube holder is used to hold Test Tubes. It is used for holding a test tube in place when the tube is hot or should not be touched. For example, a test tube ...

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-holder-aefeed4421c79efb

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, ...

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.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.amazon.com/Lab-Tube-Racks/b?ie=UTF8&node=318133011

Results 1 - 16 of 3437 ... Eisco Labs Premium Wooden Test Tube Rack, (12) 22mm Holes, 16.75". Eisco Labs ... $7.00(6 used & new offers). 4.5 out of 5 stars 48.

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

Uses of a Test Tube Holder. Test tube holders come in two main types: tongs and racks. Tong types are either wood or metal. They're designed to grasp and ...

www.quora.com/What-is-a-test-tube-holder-used-for

Holding test tubes? ... Holding test tubes? ... What are some common uses of test tube holders? What purpose does a test tube holder serve? What is a hard test ...