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page 60
Display
Insert the heavy
and the light phase
and dip the ring
into the light phase
Taring
Searching
Measuring
Displays the
measured value
Action
Add the heavy phase
and carefully overlay
it with the light phase,
best done by running
it down the vessel
side from a pipette.
Move the sample
vessel upwards until
the ring is completely
immersed in the light
phase. The heavy
phase must not come
into contact with the
ring!
automatic
automatic
automatic
Ring method measurements
Explanation
Taring the ring in the light phase
Searches for the surface: the
liquid is moved upwards until the
probe "jump" is registered.
Records the measured value:
The sample vessel containing the
liquid moves up until a maximum
force is registered. The vessel is
moved back downwards; the
value of the maximum force is
now determined exactly.
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