Earlier quoted context omitted.
And no other 'classical' music does it for you at all? You'll excuse me if I find that hard to believe. Probably because I haven't really listened to Bach (youtube et. al. are blocked for me so I can't go and listen right this instant).
I like violin, cello and piano. No singing. I can't work when listening to opera, for instance. Italian opera is almost OK, but German opera is too distracting. Classical composers other than Bach would probably work, but since most of the classical music CD's I have are Bach CD's, I can't say I have tried listening to many other composers, to be honest. I like Mozart, but his music is too "happy". Bach's music is mo…
Let me recommend Franz Schubert. I think you'll find he meets your criteria quite well - the Pandora station for Schubert is fantastic.