TY - RPRT TI - Microwave-assisted sample combustion: a technique for sample preparation in trace element determination. AU - Erico Marlon de Moraes Flores AU - Juliano Smanioto Barin AU - José Neri Gottfried Paniz AU - João Alfredo Medeiros AU - Günter Knapp PY - 2004 DO - 10.1021/ac0497712 UR - https://pubmed.ncbi.nlm.nih.gov/15228320/ ID - 15228320 ER -