A New Hollow-Fiber Adsorbent Material for Removing Arsenic from Groundwater

Figure 6

SEM images of titanium hollow-fiber adsorbents obtained at different inner-coagulating spinning velocities: (a) 1.25 ml/min; (b) 2.50 ml/min; (c) 5.00 ml/min.

(a)

(b)

(c)