The contents of the flask were equilibrated on the shaker at 100 rpm and 298 K for 24 h. After adsorption, these solutions were filtrated and the concentration of X2+ was measured by ICP-AES
The contents of the flask were equilibrated on the shaker at100 rpm and 298 K for 24 h. After adsorption, these solutions werefiltrated and the concentration of X2+ was measured by ICP-AES