At the end of the column they elute one at a time. During the entire chromatography process the eluent is collected in a series of fractions. Fractions can be collected automatically by means of fraction collectors. The productivity of chromatography can be increased by running several columns at a time.
dash - the act of moving with great haste; he made a dash for the door bolt rush, rushing, haste, hurry - the act of moving hurriedly and in a careless manner; in his haste to leave he forgot his book
streamline (plural streamlines) A line that is tangent to the velocity of flow of a fluid; equivalent to the path of a specific particle in that flow. (meteorology) On a weather chart, a line that is tangent to the flow of the wind. Translations