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Purchases of strategic raw materials
are co-ordinated at Group level. This also facilitates
environmental management
| Pulping and bleaching chemicals, 1 000 tonnes |
|
|
| NaOH
(caustic soda) |
240
(dry)* |
| H2SO4
(sulphuric acid) |
140
(dry)* |
| NaClO3
(sodium chlorate) |
140
(dry)* |
| H2O2
(hydrgen peroxide) |
65
(dry)* |
| SO2
(sulphur dioxide) |
32
(dry)* |
| Al2(SO4)3
(aluminum sulphate) |
29 |
| De-inking
chemicals |
5 |
| Chelating
agents |
4
(dry)* |
|
| Paper-making
chemicals, 1 000 tonnes |
|
|
| Retention
agents |
26 |
| Wet
strength agents |
6 |
| Optical
brightening agents |
20 |
| Internal
sizes |
10
(dry)* |
| Dispersing
agents |
3 |
|
|
| Anti-foamers |
6 |
| Slimicides |
2.5 |
*The concentrations of chemicals vary by application needs, here listed in dry tonnes.
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