COMPARISON OF OFFICIAL AOAC METHOD AND INDIRECT ATOMIC ABSORPTION SPECTROSCOPIC METHOD FOR DETERMINING BIURET IN FERTILIZERS COLLABORATIVE STUDY - COROMINAS, LF (GVANOS & FERTILIZANTES MEXICO SA,MEXICO CITY 12,MEXICO, 1977)
J ASSO OFFIC ANAL CHEM
Keywords: COMPARISON, OFFICIAL AOAC METHOD, INDIRECT ATOMIC-ABSORPTION, SPECTROSCOPIC METHOD, BIURET, FERTILIZERS, COLLABORATIVE STUDY; QUIMICA; ANALITICA; ANALISIS QUIMICO