Characteristics on Carbonization and Steam Activation of Sewage Sludge

Table 3.: Adsorption Characteristics of Dried Sludge, Carbonized Sludge and Activated Carbon Through Carbonization and Steam Activation

Item	Specific Surface Area (m²/g)			Pore Volume (cm³/g)		Mean Pore Size (Å)
Item	BET^¹⁾	HK^²⁾	BJH^³⁾	HK	BJH	HK	BJH
Dried sludge	6.44	0.97	6.32	0.001	0.030	16.32	94.02
Carbonized sludge	62.31	7.24	41.41	0.008	0.051	14.84	36.61
Activated carbon	288.28	136.95	154.47	0.098	0.193	7.42	38.15

¹⁾ BET(Brunauer-Emmett-Teller)

²⁾ HK(Horvath-Kawazoe)

³⁾ BJH(Barrett-Joiner-Halenda).