How do I adjust my Eppendorf Reference 2 pipette?

How do I adjust my Eppendorf Reference 2 pipette?

For Reference 2 pipettes with variable volume settings, the volume can be changed by turning the control button when the volume locking button is pressed. Volumes from 0.1 μL to 10 mL can be dispensed depending on the model.

How do you calibrate a pipette titration?

Calibration of single volume pipettes Pipette water into the bottle, close, weigh again. Mass difference is the mass of water. Repeat 3-4 times. In both cases use your results to calculate average mass.

What is procedure for calibration of analytical balance?

Steps for External Calibration of Analytical Balances

1. Place the scale in an area where the temperature is stable.
2. On your indicator, open up the ‘Set Up’ menu to enter the test weight value.
3. For the calibration process, use a weight that is 50% of the scale’s capacity for accurate calibration.

Why do you calibrate a pipette?

Pipette calibration is necessary to prevent inaccuracies in order to attain better results, performance, and longevity of the pipette itself.

How do you clean an Eppendorf Research pipette?

The pipette should be resistant to common cleaning agents and DNA/RNA cleaning solutions to make sure the pipette can be wiped from the outside and rinsed on the inside. Most contamination can be removed by wiping and rinsing.

How often should I calibrate my pipettes?

Always store your pipettes upright.

Never lay the pipette on its side when liquid is in the tip.

Always abide by the volume usage specified by the manufacturer.

Do not open the pipettes,they can easily lose calibration when opened and are no longer covered by the warranty.

How to clean a pipette correctly?

pipette with a slow,smooth action;

hold the pipette vertically when drawing liquid in;

immerse the tip only slightly when drawing liquid in—otherwise,you’ll coat the tip with liquid,which will be transferred along with the volume inside the pipette;

How do you use an Eppendorf pipette?

– Your complete contact information, with shipping and billing address – Form of payment – Brief description of pipette service requested

How to check the accuracy of your pipette?

– Place the micropipette tip against the side of the receiving test tube. Surface tension will help to dispense the contents of the micropipette. – Smoothly depress the plunger to the first stop. Pause, then depress the plunger to the second stop. – Use the tip ejector to discard the tip.