These are a frew og my personal recomendations...
Op.1&2 Sviatoslav Richter, piano (Philips)
Op.5 Grigory Sokolov, piano (Naïve opus 111)
Op.8 Beaux Arts Trio (Philips)
Op.9 Idil Biret, piano (Naxos)
Op.10 Arturo Benedetti Michelangeli, piano (Deutsche Grammophon)
Op.15 Radu Lupu, piano (Decca)
András Schiff, piano (ECM records)
Op.33 Dietrich Fisher Dieskau, baritone (Deutsche Grammophon)
Op.35 Arturo Benedetti Michelangeli, piano (Philips)
Op.68 Statskapelle Dresden & dir. Kurt Sanderling (RCA)
Op.73 Statskapelle Dresden & dir. Kurt Sanderling (RCA)
Op.83 András Schiff, piano (ECM records)
Op.90 Statskapelle Dresden & dir. Kurt Sanderling (RCA)
Op.98 Statskapelle Dresden & dir. Kurt Sanderling (RCA)
Op.116 Emil Gilels, piano (Deutsche Grammophon)
Op.117 Radu Lupu, piano (Decca)
Op.118 Radu Lupu, piano (Decca)
Op.119 Radu Lupu, piano (Decca)