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
This method overrides the TextReader.ReadLine method. A line is defined as a sequence of characters followed by a line feed (\n), a carriage return (\r), or a carriage return immediately followed by a line feed (\r\n). The string that is returned does not contain the terminating carriage return or line feed. The returned value is null if the end of the string has been reached.