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Clamping too tightly can break glassware, especially if it is to be heated. Heated glassware expands and if it expands within a tight clamp, there's a high risk that it will break.
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∙ 13y ago
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What is a clamp stand use for in chemistry?
A clamp is used for holding things like a flask when it contains a kind of substance that is hot or having a chemical reaction to it
What types of scientific instruments are found in a chemistry class room?
A chemistry lab in a school often has equipment such as bunsen burners, pipets, petri dishes, microscopes, beakers, test tubes, flasks, and thermometers.
What are test tube clamps and what is it used for?
It is a clamp that holds a test tube -- for instance to hold a test tube while heating it without getting burned. It is made from a thick piece of metal wire that is shaped into a spring-loaded clamp to securely hold a test tube.Note the difference between a test tube clamp, and a test tube rack. A clamp is a way to hold a single test tube while heating the contents inside without actually touching the test tube itself. A rack is instead used to hold many test tubes at once in an upright position. See the Related Questions links below for more information on test tube racks.
Where can one purchase test tubes?
You can purchase test tubes from a science equipment magazine. They will be available in any good stores. Also you can go onto eBay to buy some test tubes.
What is the difference between a test tube holder and a test tube rack?
No. A ringstand is a stand with a base with a large pole sticking out of it. that you can attach rings to. A wire mesh is usually placed on the ring for setting a beaker to be heated. A test tube clamp can be attached to the ring stand to hold a test tube, for say, heating it in a hot water bath.
What is retort clamp used for?
A retort clamp is used to attach other aparatus, such as flasks and test tubes, to a retort stand.
What is a butterfly clamp to chemistry?
The clamp is used in a chemistry lab. It is used to grip the test tubes and flasks needed for the experiments.
Definition of double buret clamp?
A double buret clamp is used in laboratories. The function of the clamp is to hold burets, flasks, or test tubes steady in an upright position.
What science words that are associated with test tubes?
burettes, flasks, chemicals
What is used cover flasks and test tubes when you want to store materials?
It is the wooden frame with holes in the top, most hold about 4-7 test tubes.
What is a clamp stand use for in chemistry?
A clamp is used for holding things like a flask when it contains a kind of substance that is hot or having a chemical reaction to it
What is assorted rubber bungs used for?
Rubber bungs of different sizes to seal/close test tubes/boiling tubes/conical flasks.
What apparatus used to observe reactions?
Berzelius and Erlenmeyer flasks, test tubes, crucibles, cups, etc.
What is the uses of right-angle clamp?
used to eat test tubes
Which laboratory apparatus can be use to store chemicals for a long period of time?
There are several. Test tubes, flasks etc.
What laboratory Apparatus is use in observing different chemicals?
Berzelius and Erlenmeyer flasks, test tubes, crucibles, cups, etc.
What is used for collect or combine chemicals?
Various lab implements and apparatus are used to collect or combine chemicals. Beakers, flasks, and test tubes are some examples.
