Preparation and Characterization of Ni-Doped Calcium Silicate Hydrate Based on Steel Slag: Adsorption Capacity for Rhodamine B from Aqueous Solution

Table 5

Isotherm parameters for RhB adsorption onto NSCSH.

Sample	Langmuir				Freundlich
	(mg g^−1)	(L mg^−1)			(mg g^−1)
NSCSH	25	0.23	0.148	0.994	4.82	1.65	0.977