00271nam a2200109Ia 4500008004100000082002500041100001500066245001900081250000900100260004300109300000900152240913s9999||||xx |||||||||||||| ||und||  aGS    543.089  SHA/C  aB.K.Sharma 0aChromatography  aNULL  bKrishna Prakashan MandiraMeerutc1993  a180p