On Mar 14, 2010, at 10:33 AM, Andrus shared an older reply from Kino:
> On 2010 Mar 11, Thu, at 11:43 am, Kino wrote:
>
> I think this PowerFind Pro expression finds invalid characters:
>
> [\x00-\x1F&&[^\t\n\f]]|[\x7F-\x90]


While it is not a macro I found it to be effective for what I had  
from imported data.  I have it tucked away in "saved expressions".
Of course it could be put into a macro easily, if you preferred, or  
incorporate this line into a more extensive cleanup macro, perhaps.

	Ben Andrus