Study of Thermal Stability of Tetraphenanthroporphyrazine and SomeMetal Complexes By Thermogravimetric Analysis . Iraqi Journal of Science [Internet]. 2023 Jun. 3 [cited 2024 Jun. 29];56(1B):316-28. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10439