Celso Ronaldo Blatt is an Application Scientist working for Agilent Technologies Brazil. He graduated in Chemistry from Universidade Federal de Santa Maria - UFSM - , RS Brazil (1984). He got his master degree in Analytical Chemistry from Universidade de São Paulo (1987) and Doctorate degree in Analytical Chemistry also from USP, SP (1992). He has worked also for Instrumentos Científicos CG Ltda - São Paulo - SP: (1987-1992), and Hewlett Packard Brasil S.A. - São Paulo - SP: (1992-2000). He is an expert in GC-MS and LC-MS providing trainning curses for Agilent costumers in Brazil and Latin America.