642 XXXI International Mineral Processing Congress 2024 Proceedings/Washington, DC/Sep 29–Oct 3
ECA1-A2=500
ECA3=1000
-
1,000
2,000
3,000
4,000
5,000
6,000
Sulfates (SO4-2)
HDS Effluent ECA 1 A2 ECA 3
Figure 18. Sulfates in HDS
ECA1-A2
ECA3
0.000
1.000
2.000
3.000
4.000
5.000
6.000
22
Feb
23.
01
Mar
23.
01
Mar
23.
03
Mar
23.
05
Mar
23.
06
Mar
23.
15
Mar
23.
17
Mar
23.
19
Mar
23.
20
Mar
23.
21
Mar
23.
26
Mar
23.
27
Mar
23.
27
Mar
23.
27
Mar
23.
Total Fe -Green Sand Effluent
Fe T GS Product ECA 1 A2 ECA 3
Figure 19. Iron in sand filter discharge
ECA1-A2
ECA3
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
22
Feb
23.
01
Mar
23.
01
Mar
23.
03
Mar
23.
05
Mar
23.
06
Mar
23.
15
Mar
23.
17
Mar
23.
19
Mar
23.
20
Mar
23.
21
Mar
23.
26
Mar
23.
27
Mar
23.
27
Mar
23.
27
Mar
23.
Total Mn- Green Sands Effluent
Mn T GS Product ECA 1 A2 ECA 3
Figure 20. Manganese in sand filter discharge
ppm
mg/L
mg/L