02.07.2013 Views

SW 28 and SW 28.1 ROTORS

SW 28 and SW 28.1 ROTORS

SW 28 and SW 28.1 ROTORS

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Density (g/mL)<br />

1.9<br />

1.8<br />

1.7<br />

1.6<br />

1.5<br />

1.4<br />

1.3<br />

1.2<br />

1.1<br />

1.0<br />

75.3<br />

r min<br />

15 000 rpm<br />

15 000 rpm<br />

20 000 rpm<br />

20 000 rpm<br />

25 000 rpm<br />

25 000 rpm<br />

<strong>28</strong> 000 rpm<br />

<strong>28</strong> 000 rpm<br />

3/4 filled tube<br />

1/2 filled tube<br />

96.7 118.2<br />

Distance from Axis of Rotation (mm)<br />

139.6<br />

Figure 3. CsCl Gradients at Equilibrium for the <strong>SW</strong> <strong>28</strong> Rotor.<br />

Centrifugation of homogeneous CsCl solutions at maximum allowable speeds<br />

(from Figure 2) results in gradients presented here.<br />

1/4 filled tube<br />

<strong>SW</strong> <strong>28</strong> ROTOR<br />

Each square on the grid<br />

represents 1.26 mm by<br />

0.01 g/mL.<br />

<strong>SW</strong> <strong>28</strong> <strong>and</strong> <strong>SW</strong> <strong>28</strong>.1 Rotors<br />

= 20°C<br />

= 4°C<br />

161.0<br />

r max<br />

17

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