Mulyaningsih, L. N.; Putri, S. A.; Putri, S. A.; Muhaimin, M.; Muhaimin, M.; Kuntari, K.; Kuntari, K. Determination Of Sodium Nitrite in Dumplings Available in Online Shops Using Ultraviolet-Visible Spectrophotometry. Walisongo J. Chem. 2024, 7, 16-25.