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Pipettes and Burettes
I love chocolate especially at Tuesday, February 24, 2009 | back to top, baby

Pipettes and Burettes
I thought this would be a good question to share:

What is the difference between a pipette and burette?

My assessment book said a pipette was used to measure specific volumes of liquids to an accuracy of 0.1cm3 while a burette was to measure volumes of liquids to an accuracy of 0.1cm3...

What does it mean by specific? Is there a difference? I would also like to know: what do you use to measure what liquid and when do you use it? Anyone care to enlighten me? :)

This is posted on the discussion forum...I would like to know what the difference is.

Oh and in case you didn't know what they were, here's some research I did...(:

Burette
A burette is a vertical cylindrical piece of laboratory glassware with a volumetric graduation on its full length and a precision tap, or stopcock, on the bottom. It is used to dispense known amounts of a liquid reagent in experiments for which such precision is necessary, such as a titration experiment. Burettes are extremely accurate.

Pipette

A pipette is a laboratory instrument used to transport a measured volume of liquid.Pipettes are commonly used in chemistry and molecular biology research as well as medical tests. Pipettes come in several designs for various purposes with differing levels of accuracy and precision, from single piece glass pipettes to more complex adjustable or electronic pipettes. A pipette works by creating a vacuum above the liquid-holding chamber and selectively releasing this vacuum to draw up and dispense liquid.
Taken from: wikipedia.org