Pipetting Techniques

Small tubes of glass or plastic used to transfer a measurable amount of liquid from one container to another, may be reusable or disposable

• Beaker

• Pipette

• Erlenmeyer flask

• Test tubes

Pipets may transfer any volume, they are usually used for volumes of 20ml or less

• True

• False

Larger volumes are usually transferred or dispensed using automatic pipette

• True

• False

A pipet classification that holds or contains a particular volume but does not dispense that exact volume

• To Deliver

• To Contain

• To Transfer

• To Isolate

A pipet classification that is calibrated to transport a specified volume of liquid

• To Contain

• To Transfer

• To Deliver

• To Isolate

It has a continuous etched ring or two small, close, continuous rings located near the top of the pipet.

• Blow-out

• Self-draining

• To contain

• To deliver

In the application of blow-out. The last drop of liquid should be expelled into the receiving vessel using your mouth

• True

• False

It has no markings; allows the contents of the pipet to drain by gravity

• Blow-out

• Self-draining

• To contain

• To deliver

This pipette is capable of dispensing several different volumes

• Macropipette

• Automatic Pipette

• Measuring or Graduated pipette

• Transfer pipette

A type of measuring pipette that has graduation marks to the tip; blow-out pipet

• Serological pipette

• Mohr pipette

• Micropipette

• Marcropipette