Direct determination of arsenobetaine and total As in robalo fish liver and tuna fish candidate reference material by slurry sampling graphite furnace atomic absorption spectrometry (SLS-GF AAS) - Bossu, Carla Maíra; Carioni, Vivian Montes de Oca; Naozuka, Juliana; Oliveira, Pedro Vitoriano de; Nomura, Cassiana Seimi (Eclética Química Journal, 2019)