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
Book titles : (. III.G.) Always underline the title of a book or the title of an article appearing in a periodical. Authors' names and periodical titles are not underlined. If an article or essay appears within a book, underline the title of the article or essay as well as that of the book. When referring to a publication in a textual sentence rather than citing to it, underline the name of the publication.