A Study on DSLM Transporting the Rare Earth Metal La (III) with a Carrier of PC-88A

Table 2

Effect of HCl concentration in the dispersion phase on transport of rare earths.

Rare earth metal	(min) Migration n time	item	Results
La(III)	125	HCl (mol/L) HCl concentration	2.00	3.00	4.00	5.00	6.00
		−ln/c0	0.924	1.14	1.39	1.42	1.26
		(m/s)	8.2110^−6	1.0210^−5	1.2410^−5	1.2710^−5	1.1210^−5

Note. and C₀ express concentration at time of t and the initial concentration of rare earth metal, respectively, unit: mol/L; Pc expresses permeability coefficient, the unit: m/s.