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.
A boiling tube is for boiling chemicals or metals, a test-tube is for holding chemical reactants. Test tubes are slimmer, boiling tubes are wide and are made of thin glass
2 tubes
Well you are going to need a test tube holder, but make sure you clean your test tubes thurally before you put them in the holder.
Cold tubes cause condensation moisture, and if you put the gases in the tubes from a compressed source, expanding gases cause cooling (due to entropic effects).
If the test tubes need to be sterile, you would have to autoclave them.
A group of test tubes are called samples.
85% of 140 test tubes= 85% * 140= 0.85 * 140= 119 test tubes
Bigger, fatter test tubes are usually called boiling tubes.
They are called: - Test tubes - Cultural tubes - Sample 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.
With two test tubes you have a spare in case one of the breaks.
Test tubes are basically narrow glass tubes used for storing things and performing small chemical reactions in a laboratory. On a lighter note, there are several bars that like to serve certain alcoholic shots in test tubes.
it can test experiments if it is successful or failes
to test and hold chemicals in
Test tube rack
They are used to clean test tubes. :)