Micropipette Techniques

How many microliters is this p20 pipette set to dispense? (Tricky) (enter just the number)

How many microliters is this p20 pipette set to dispense? (enter just the number)

If a laboratory protocol asks you to add 500 uL of water to a tube, which micropipette should you use?

• p20 pipette

• p200 pipette

• p1000 pipette

If a laboratory protocol asks you to add 21 uL of DNA to a tube, which micropipette should you use?

• p20 pipette

• p200 pipette

• p1000 pipette

Answer explanation

although this is REALLY close to 20, where you could use a p20, remember to never set a micropipette above or below its set range.

Label by dragging labels to the picture

a

b

d

e

c

tip ejector

disposable tip

plunger

volume adjustment

barrel/shaft

What tool would you use to measure 325 μl?

• P-20

• P-200

• P-1000

How many microliters will this micropipette take up?

• 500 uL

• 50 uL

• 5.0 uL

• 0.5 uL

How many microliters will this micropipette take up?

• 500 uL

• 50 uL

• 5.0 uL

• 0.5 uL

When using a micropipettor, if you push to the second stop to fill it you will get ____________

• the correct amount of solution

• too much solution

• too little solution

• either too much or too little solution

How many microliters will this micropipette take up?

• 500 uL

• 50 uL

• 5.0 uL

• 0.5 uL