00342nam a2200109Ia 4500008004100000040003800041100002100079245003500100260004600135300001500181653003600196211228s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aWelchar, Frank J 0aSemimicro qualitative analysis  bAffiliated East West PressaNewYorkc1969  ax, 497p p.  aChemistry, Analytic-Qualitative