148
M. Darwish et al.
Table 9.2
(continued)
Wastewater
type
Optimum
Mg source
P source
Reaction
time *
NH
4
−N
References
pH
Mg:N:P
Initial
concentration
(mg/L)
Removal
(%)
Semiconductor
wastewater
9.2
1.2:1:1
MgCl
2 · 6H
2 O
K
2 HPO
4
30 min
154
89
Ryu et al.
(2008)
UASB
pretreated
Poultry
manure
9.0
1:1:1
MgCl
2 · 6H
2 O
KH
2 PO
4
15 min
1,318
85.4
Yetilmezsoy
et al. (2009)
Saponification
wastewater
9.0
1.05:1:1.05 MgSO
4 · 7H
2 O
Na
2 HPO
4 · 12H
2 O
7 min
4,100
91.6
Huang et al.
(2011a, b)
Human urine
8.5
1.2:1:1
MgCl
2 · 6H
2 O
Na
2 HPO
4 · 12H
2 O
15 min
7,220
96
Liu et al.
(2008)
Rare-earth
wastewater
8.5–9.5 –
Brucite
85% H
3 PO
4
30 min
4,535
93–95
Huang et al.
(2011a, b)
9.2
2.2:1:2
MgCl
2 · 6H
2 O
Na
2 HPO
4 · 12H
2 O
20 min
4,420
67
Wang et al.
(2012)
Calf manure
digestate
9.0
1.3:1:1.3
Bittern
Bone-meal waste
15 min
1,060
± 200
90
Siciliano
and De
Rosa (2014)
Coking
wastewater
9.5
1:1:1
MgCl
2 · 6H
2 O
Na
2 HPO
4 · 12H
2 O
30 min
500
88
Zhang et al.
(2009a, b)
*
Mixing time only, **
The original pH value of leachate