CleanHaven is a program designed to make the cleaning of text much easier. Type or paste in any text, choose the change you want then click Clean to change the text.
For example copy a column of data from iWork Numbers, clean it, then paste it back into Numbers.
It not only cleans millions of characters of text, but save them in a variety of formats including Text, Rich Text Format (RTF), Comma Separated Values (CSV), XML, SQLite database and tab-delimited.