Remove Special Characters

 hi i have a c# method that remove the special character as follow.
private string RemoveSpecialChar(string myString)
        {
            string removeStr = myString;

            removeStr = removeStr.Replace("\t", "");
            removeStr = removeStr.Replace("\n", "");
            removeStr = removeStr.Replace("%20", " ");
            removeStr = removeStr.Replace("%22", ('"').ToString());
            removeStr = removeStr.Replace("%27", "'");
  &nb ...