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Centrifugal field

Centrifugal field

Centrifugal field

Axis of rotor

Axis of rotor

Axis of rotor

rav

rmin

rmax

rav

rmin

rmax

rav

rmin

rmax

(a)

(b)

(c)

Tube angle

14 °–40°

Fig. 3.2Design of the three main types of rotors used in routine biochemical centrifugation techniques.

Shown is a cross-sectional diagram of a fixed-angle rotor (a), a vertical tube rotor (b), and a swinging-bucket

rotor (c). A fourth type of rotor is represented by the class of near-vertical rotors (not shown).

82 Centrifugation