Table 1.

Experimental operation details using column tests.

Parameters	Unit of Measure	Cabuya Fiber	Zeolites
			Clinoptilolite Mordenite Sodium Mordenite
Effective porosity		0.55	0.30
Density	kg/m3	16	100
Mass of the reactive material	kg	0.030	0.083
Column diameter	m	0.042
Column area	m2	0.0014
Height of the reactive column	m	0.18
Reactive column volume	L	25
Metal concentration	mg/L	Zn: 100; Cu: 30; Cd: 4
Flow rate	L/h	0.0216
Velocity	m/h	0.016