Whenever centrifugation is required, which precaution must always be followed?
a. Careful attention must be given to balancing the units. This means that tubes
must be placed exactly opposite each other, they must be of identical weight,
and they must contain the same amount of fluid.
b. Centrifuges should be equipped with a microhematocrit so that speed may be
checked and controlled.
Hematocrits require a regular force and can adapt for 6 to 19 tubes.
d. The heavier, floor-mounted models require rubber feet to absorb vibrations so
as to accommodate a large number of tubes, which are housed in mounted
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