The Internal Recycle Reactor Enhances Porous Calcium Silicate Hydrates to Recover Phosphorus from Aqueous Solutions

Table 1

Chemical components of carbide residue and white carbon black ((1) carbide residue; (2) white carbon black).

	Chemical composition/%
	CaO	SiO2	Al2O3	SO2	MgO	Fe2O3	SrO	NaOH	CuO	H2O
(1)	79.34	3.57	2.14	1.22	0.62	0.21	0.26	—	—	12.64
(2)	0.08	97.46	0.16	1.82	—	0.03	—	0.29	0.02	0.14