Widely used in adhesives, coatings, composite materials, and more.
| Test Item | Specification |
| Appearance | Light yellow liquid |
| Viscosity Mpa*s （23±2℃） | 100 – 1500 |
| Cured hardness, Shore D | 78-82 |
| Density g/cm3（25℃） | 1.05 – 1.1 |
| Equivalent of active hydrogen | 95 |
| Matched with E-51 | 100:50 |
