Incineration of Textile Sludge for Partial Replacement of Cement in Concrete Production: A Case of Ethiopian Textile Industries

Table 5

Leach analysis results.

Heavy metals (mg/L)	Leach amount	USEPA concentration limit
Cu	0.021	100
Mn	0.072	260
Cd	0.001	1
Pb	0.037	5
Zn	1.520	500
Cr	0.031	5
Ni	0.025	1.3
Hg	0.001	0.2
As	0.001	5