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
Posts: 20,938. The underLINE you're seeing with the email address is either because it is a link on a webpage/email, or because it has been underlined in HTML-the underline is NOT part of the actual address that you have to fill in.However, an underSCORE is like a hyphen, only it's at the bottom of the character space.inja is correct that an underscore is a legal character, but it should not be interpreted as a substitute for a hyphen. That is, if the correct email address has a hyphen, substituting an underscore should not work since both hyphens and underscores are legal characters.