@article{202406.0621, doi = {10.20944/preprints202406.0621.v1}, url = {https://doi.org/10.20944/preprints202406.0621.v1}, year = 2024, month = {June}, publisher = {Preprints}, author = {Ramona Crainic and Nagy Mihaela Elena and Fodorean Gabriel and Vasilescu Mihai and Pascuta Petru and Popa Florin and Radu Fechete}, title = {Advanced NMR, FT-IR, UV-VIS and XRD Methods Used for Characterization of Organo-Mineral Fertilizers Based on Biosolids}, journal = {Preprints} }