it is a testube holder
A retort stand is to hold a test tube/ boiling tube. 1. Turn the side knob( by the "t" on the retort stand) and release it. 2. Put the test tube/boiling tube in the test tube/boiling tube holder. 3. TIGHTEN the side knob ( if not the test tube/ boiling tube will drop). 4. Adjust the height of the retort stand by turining the most corner knob. (if you need to)
200m long.
My best bet would be to heat the test tube to help evaporate the left over water. If for some reason it is a solid, that flush it out with water, then do the first step. The easiest way of drying test tubes would just be by turning it upside down in a test tube holder. Make sure you flush it out with distilled water though to get rid of any residues.
another name for test tube is culture tube or sample tube
It depends on what size test tube you are using.
Test tube holder
use to hold test tube..
Like the function of a beaker; to hold chemicalsA test tube is another useful science equipment used in experiments. A test tube is used:-1. to carry solids or liquids in small quantity.2. to do experiments, such as knowing the nature of the substance poured in it( acidic, basic or neutral) .basically, test tube's function is to carry substances in science labs.
Very simple, place the test tubes in the holder.
A culture tube or sample tube.
When heating a test tube, you would use a test tube holder. It can also be used to hold/ support pipettes, etc. http://www.answers.com/mt/test-tube-holder
it is use to hold the test tube
You need a test tube holder.
A test tube holder is a device to ...wait for it...hold test tubes ! ;-) Usually a rack or clamp that keeps them upright (& full if in use).
If you are heating a test tube, point it away from yourself and others. If you need to place a test tube into a hot water bath, or take it out of a hot water bath, you need to use a test tube holder and not your unprotected fingers. Do not leave the test tube holder attached to the test tube while it is heating, as this will also heat up the test tube holder. If a test tube breaks, tell your teacher, and clean it up with a broom and dust pan. Don't pick the glass up with your fingers.
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.
A boiling tube is used for boiling a liquid in