Figure 2
Capillary equilibration at 20°C as a function of time for ammonium sulfate (squares), PEG 400 (triangles), PEG 4000 (circles) and PEG 8000 (diamonds) for a capillary length of 4.9 cm. Filled and open symbols indicate capillaries in the horizontal and vertical orientations, respectively. Lines are provided to show the trends in data. |