Duration (min) Temp. ˚C | Sulphur %
| |||
60˚C | 70˚C | 80˚C | 90˚C | |
30 | 15 | 16.6 | 17.2 | 17.6 |
60 | 16.8 | 17.5 | 18.1 | 18.4 |
90 | 17.2 | 17.6 | 18.2 | 18.1 |
120 | 17.6 | 17.8 | 18.1 | 17.9 |
180 | 18.0 | 17.5 | 17.9 | 15.4 |
240 | 18.2 | 17.4 | 17.6 | - |
300 | 18.0 | - | - | - |