00333nam a2200109Ia 4500008004100000040003800041100002100079245004100100260005100141300001700192653001400209211214s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aGibb, R P Thomas 0aOptical methods of chemical analysis  bMCGRAW-HILL BOOK COMPANY, INC.aNEW YORKc1942  aXIV, 391p p.  aCHEMISTRY