The Poisoning Effect of Na Doping over Mn-Ce/TiO₂ Catalyst for Low-Temperature Selective Catalytic Reduction of NO by NH₃

Table 1

Physical properties of the catalysts prepared with different Na precursors.

Catalysts	BET surface area; (m^2/g)	Pore volume; (×10^−2 cm^3/g)	Average pore diameter; (nm)
Mn-Ce/TiO2	44.52	28.39	25.51
2% Mn-Ce/TiO2 (C)	31.48	22.04	30.85
2% Mn-Ce/TiO2 (Cl)	32.42	25.65	31.64
2% Mn-Ce/TiO2 (N)	36.58	27.58	28.61