Spectrophotometric analysis of nitrite in gunshot recentness examinations from non toxic ammunitions: expanding the frontiers of forensic chemistry - Silva, Jullia Nascimento; Balbo, Valdir Roberto; Azevedo , Larissa Silva de; McCord, Bruce R.; Ipólito, Antonio José; Oliveira, Marcelo Firmino de (International Journal of Forensic Sciences, 2023)