Mohamed, M. M. K. .; Altbiny, Z. F. M. .; Kourtany, K. S. A. . The Study of Longmuir and Frendlich Adsopption Isotherm of Pd ( II) Using Castor,s Leaves Powder. JOPAS 2021, 20 (2), 188-194. https://doi.org/10.51984/jopas.v20i2.1738.