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
Definition of spline. 1 : a thin wood or metal strip used in building construction. 2 : a key that is fixed to one of two connected mechanical parts and fits into a keyway in the other; also : a keyway for such a key.