Synthesis, properties and ir spectra of a complex compound of manganese chloride with hexamethylenetetramineDilbara Toychuyevna Altybayeva, Mavlyuda Abdyganievna Tulenbayeva, Zhyldyzbek Kamalovich Kamalov, Mairam Dukuyevna Abdullayeva and Erkinai Abazovna AkimzhanovaE3S Web of Conf., 537 (2024) 05002DOI: https://doi.org/10.1051/e3sconf/202453705002