1

2

3

4

16%

36%

48%

human uses industrial agricultural

Data obtained from Authority of Palestinian Water 2010.

5

6

7

8

9

10

11

12

13

14

Difference between activated carbon and

magnetic nanoparticles 15

External adsorption (fast adsorption) Internal adsorption (slow adsorption)

Easy and fast separation (by magnetic

field)

Slow separation (waiting to

sedimentation)

Available (Iron is everywhere) Expensive

Reusable (catalyst, recycling by

desorption)

Difficult recycling

16

17

19

20

pH 6.8

Exit

Temperature 25 oC

COD (ppm) 2582.9

TOC (ppm) 750

Cr+2 (ppm) 0.0513

21

0

0.01

0.02

0.03

0.04

0.05

0.06

pp

m

Cr+2

Before

After

0

200

400

600

800

1000

1200

pp

m

TOC

22

23

24

25

26