RUBA FAHMI ABBAS; ALI AMER WAHEB; ALA'A ABDULLWAHID JASIM; DHIFAF A. ABDUL ABASS; MARWA A. ABED; ASMA A. MARYOOSH. Zero order and first Derivative Spectrophotometric Determination of pb(II) by Complex with N,N’-cyclohexane-l,2-diylidene-bis (4-methaxybenzoythydrazide) (CHMBH). Journal of Wasit for Science and Medicine, [S. l.], v. 11, n. 2, p. 1–9, 2023. DOI: 10.31185/jwsm.458. Disponível em: https://jwsm.uowasit.edu.iq/index.php/jwsm/article/view/458. Acesso em: 26 jun. 2026.