| Technical Parameter | Standard Specification | Test Method |
| 2-Ethylhexanol Assay | ≥ 99.5% | GC Analysis / GB/T 6818 |
| Appearance | Clear, colorless liquid | Visual Inspection |
| Color (Pt-Co / Hazen) | ≤ 10 | ASTM D1209 / ISO 6271 |
| Density (@ 20°C) | 0.831 - 0.899 g/cm³ | ASTM D4052 |
| Moisture Content | ≤ 0.10% | ASTM E203 (Karl Fischer) |
| Acidity (as Acetic Acid) | ≤ 0.010% | ASTM D1613 |
| Aldehyde Content (as 2-EHA) | ≤ 0.05% | GB/T 6818 |
| Boiling Range (@ 101.3 kPa) | 183- 186℃ | ASTM D1078 |



