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). JWSM [Internet]. 2023 Aug. 15 [cited 2026 Jun. 26];11(2):1-9. Available from: https://jwsm.uowasit.edu.iq/index.php/jwsm/article/view/458