LABORATORY INSTRUMENTS

BURETTE

11/22/2011

11/22/2011

11/22/2011

USING A BURETTE• First, we need a Retort stand

to put the burette

• After spilling the liquid, we close the stopcock, on the bottom

• Now we spilt the liquid by a funnel

• Before spilling the liquid, we see the volumetric graduation

• The last step is to open the stopcok, on the bottom, In order that the liquid falls down

11/22/2011

PREACAUTIONS

• Be carefully with the glassware

• Don´t touch the broken glassware

• Don´t touch the broken precision tap

• Not warm very much

• Put correctly the erlenmeyer under the burette

http://www.youtube.com/watch?v=ZmCTUB91HB4

11/22/2011