00415nam a2200133Ia 4500008004100000082002100041100002000062245005200082260004200134300001600176600002300192600002300215650004300238140113s9999    xx            000 0 und d  a543.544 / 5 K7.1  a"Zweig, Gunter"  aPaper chromatography and electrophoresis. vol.2  b"New York : Academic Press Inc, 1967"  a"xi, 420p."  a"Whitaker, John R"  a"Whitaker, John R"  aElectrophoresis ; Paper chromatography