I will stand by the lower rate, but will acknowledge that it varies between 128 and 150 depending on the source, and whether or not they are taking into account the built in error correction.

IE

http://www.gnuware.com/icecast/chap_02_06.html

http://www.mediatechnics.com/redbook.htm

http://en.wikipedia.org/wiki/Compact_disc
(See under data structure)

Have a nice day