10 Ways to Make Your Micropipette Last Longer
Pipettes
are precision instruments that demand attention to detail in order to produce
consistent results. Preventive maintenance performed on a regular basis will
help to reduce malfunctions and keep your equipment in good working order.
Maintenance schedules might vary depending on the pipette's criticality, the
types of reagents exchanged with the pipette and the pipette's age. You
can make your pipette last longer with high precision and accuracy by following
these 10 simple steps.
1. Decontaminate the pipette's
outside
·
Put the pipette in a tray
made of inert material, such as stainless steel.
·
Apply decontamination
solution to the pipette's exterior and wipe it.
·
Use lint-free wipes to dry
the pipette.
2. Check the pipette's
overall appearance
·
The plunger must be level
and free from corrosion and fractures.
·
The micrometer window
needs to be clean and straight.
·
There should be no
physical or chemical damage to the tip cone or body.
·
The tip ejector should be
functional and undamaged.
3. Take the pipette
disassemble and clean it
·
Take out the tip ejector.
·
Separate the pipette's
lower and upper halves. Decontaminate each component as it is withdrawn from
the pipette.
·
Disassemble the seal and
O-ring assemblies.
·
Visually inspect for worn
or damaged pieces.
·
With a long, fiber-free
cotton swabs a dipped in cleaning solution, clean the air passages (inspect the
nose cone).
·
Examine the piston
assembly for any bends, corrosion, or cracks.
·
Let air dry after rinsing
with distilled water.
4.
Replace the O-ring(s) and
piston seal(s) if required.
5.
Use the lubricant if
applicable
6. Reassemble the pipette and
check the functionality
·
The pipette plunger should
be fully depressed and released five times.
·
To ensure appropriate
movement, inspect the micrometer and tip ejector.
7.
Set the micrometer to the
nominal volume and acclimatize the pipette overnight in a stand.
8.
Test the pipette's
performance and calibrate it. Use the calibration tool for proper setting.
9.
If the performance is not
up to mark, dissemble the pipette and assemble it again.
10. Contact
customer support if the pipette performance is degraded.
The
foregoing are easy measures that any laboratory personnel may take right now to
preserve their pipettes
delivering continuous and prolonged accuracy, and providing dependable findings
for years to come. The easiest way to assure optimal care is to have enough
stands to hold all of your pipettes and to set up a regular cleaning,
maintenance, and calibration schedule.
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