Production |
Cl2 |
MTPD |
1 to 15 |
NaOH 32% (as 100%) |
MTPD |
1.12 to 16.8 |
Hydrogen |
t/tCl2 |
0.028 |
Single cell voltage |
V |
3.5 |
Operation amperage |
kA/m2 |
4.0 |
Current efficiency |
% |
93 |
Raw materials & utilities |
Solar salt (NaCl 98%) |
t/t Cl2 |
1.83 |
HCl (32%) |
kg/t Cl2 |
1.8 |
Sodium bisulphite or H2O2 (dechlorination) |
kg/t Cl2 |
<10 |
NaOH (32%) (precipitation) |
kg/t Cl2 |
39 |
Na2CO3 (precipitation) |
kg/t Cl2 |
40 |
Process water (caustic) |
m3/t Cl2 |
1.03 |
Process water (dissolving) |
m3/t Cl2 |
1.73 |
DC power |
kWh/t Cl2 |
2,600 |
Effluents |
Liquors, sludge |
kg/t Cl2 |
522 |
Solids, sludge |
kg/t Cl2 |
131 |