Polyalkylbenzene resin is a by-product of the production of isopropylbenzene. Application: as an agent for treating sleepers, additive in the production of road, construction or other types of bitumen.
Appearance: dark coloured liquid
Boiling point, not lower than 150 °C
Flash point in open crucible, not lower than 80
Mass fraction of free water, %, max 0,2
| Name of the indicator | Norm for sulfuric acid |
|---|
| Contact |
| Improved |
| 1. Mass fraction of monohydrate H₂SO₄, % | 92.5–94.0 |
| 2. Mass fraction of free sulfuric anhydride SO₃, %, not less than | – |
| 3. Mass fraction of iron Fe, max | 0.006 |
| 4. Mass fraction of residue after calcination, %, max | 0.02 |
| 5. Mass fraction of nitrogen oxides N₂O₃, %, max | 0.00005 |
| 6. Mass fraction of nitro compounds, %, max | Not standardized |
| 7. Mass fraction of arsenic As, %, max | 0.00008 |
| 8. Mass fraction of chloride compounds Cl, %, max | 0.0001 |
| 9. Mass fraction of lead Pb, %, max | 0.001 |
| 10. Transparency | Transparent without dilution |
| 11. Color, comparison solution, max3 | 1 |
