Pipetting Techniques Flashcards
Presence of ____ will identify a blow out from a non blow out pipet.
Etched rings
Pipette that holds a particular volume but does not dispense the exact volume is___.
To contain
Thumb placed over the mouthpiece of the pipet controls the airflow inside the pipet so that the surface is delivered smoothly.
True or false
False
Pointer finger dapat
This type of piper must be refilled and rinsed out with the appropriate solvent after the initial liquid has been drained from the pipet.
To contain pipet
What type of pip[et is used for accurate diluting of controls, standards of quality control materials?
Volumetric
A pipet with a pipetting capacity of 0.1 ml is called a _____.
Micropipet
Which of the following is not a macropipette or micropipette?
Negative displacement
This type of pipet delivers volumes indicated in the upper end of the pipet. After the draining, the transfer is equal to the stated volume.
Volumetric pipette
Before delivering the contents of the pipette, we must see to it that the meniscus of the fluid being dispensed is always set at the zero mark.
True or false
True
What type of pipet must be rinsed-out in order to deliver the exact volume?
To contain
Which of the following is NOT a transfer pipette?
Khan pipette
What type of automatic micropipette relies on a piston to create a suction so that a sample is drawn into the disposable tip.
Air displacement
___ is the type of pipet with a bulb midway between the mouthpiece and the tip.
Volumetric pipette
___ is a type of pipet that is calibrated between two marks on its stem.
Mohr
Liquid is delivered drop by drop
Serological pipette
