00560nam a22001577a 4500 SGT 9788121916592 543.19,SRI SRIVASTAVA A.K. INSTRUMENTAL APPROACH TO CHEMICAL ANALYSIS NEW DELHI S.CHAND 2013 664 ANALYTICAL CHEMISTRY ERRORS,MEASUREMENTS AND RESULTS IN CHEMICAL ANALYSIS, SEPARATION METHODS, THERMAL METHODS OF ANALYSIS, ELECTROCHEMICAL METHODS OF ANALYSIS, SPECTRAL AND MAGNETIC METHODS, MISCELLANEOUS METHODS ddc FPS 9365 9365