By titanium dioxide production sulphuric acid is needed as an inlet raw material. Sulphuric acid is produced for internal use and for the market.
Concentrated Sulphuric acid
| Characteristic |
Comment |
| H2SO4 ( % ) |
96 – 98 |
Internal method |
Depends of season (W/S)
potentiometric titration |
| Fe ( mg/l ) |
max. 75 |
Internal method |
Spectrofotometric |
| Residue on Ignition ( mg/l ) |
max. 550 |
Internal method |
gravimetric |
Permanganate index
KMnO4 ( mg/l ) |
max. 80 |
Internal method |
Volumetric |
Technical Data Sheet
Safety Data Sheet
Diluted Sulphuric acid
| Characteristic |
Comment |
| H2SO4 (%) |
35.0 ± 5.0 |
Internal method |
potentiometric titration |
| Fe ( mg/l ) |
max. 25 |
Internal method |
Spectrofotometric |
| Residue on Ignition ( mg/l ) |
max. 175 |
Internal method |
gravimetric |
Permanganate index
KMnO4 ( mg/l ) |
max. 40 |
Internal method |
Volumetric |
Technical Data Sheet
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