A análise por inje？？o sequencial (SIA): vinte anos em uma perspectiva brasileira

the year of 2010 marks the 20th anniversary of the development of sequential injection analysis (sia) by ruzicka and marshall. considered the second generation of the flow injection methods, this article briefly describes the history, the basic principles of the technique and reviews all papers developed by brazilian scientists aiming the divulgation of this automation technique in analytical chemistry.