N-compounds speciation analysis in environmental samples using ultrasound-assisted solid-liquid extraction and non-chromatographic techniques

A. J. Moreira, C. D. Freschi, E. C. Pereira, G. P. G. Freschi. N-compounds speciation analysis in environmental samples using ultrasound-assisted solid-liquid extraction and non-chromatographic techniques, Environmental Monitoring and Assessment 193, 297 (2021).