00422nam a22001217a 4500008004100000040005500041080002500096245009500121260004800216300001000264650001300274653001300287230502b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a54(082.2)(048.3)bN4  aProceedings of the thirtieth annual convention of chemists, Calcutta, 22-24 December, 1993  aCalcutta: bIndian Chemical Society, c1993  a265p.  aChemists  aChemical