Mineral Phases and Release Behaviors of As in the Process of Sintering Residues Containing As at High Temperature

Table 3

The As leaching concentration of sintered products at different sintering temperatures.

Sintering temperature (°C)	HVEP (mg/L)	TCLP (mg/L)
0^(1)	0.568	0.751
1000	0.962	1.444
1050	0.703	1.3
1100	0.315	0.925
1200	0.002	0.0017
1300	0.001	0.0014
1350	0.001	0.0008

(1)The specimen was not sintered at 0°C.