What are the key physicochemical specifications — density, refractive index, rotation, and acid/ester values?
Relative density 0.870–0.920, refractive index 1.455–1.480 (20°C), and the full QB/T 1801-2010 panel — optical rotation −15° to −5°, acid value ≤8.5, ester value 20–50, carbonyl value ≤60, residue ≤15%.
Key Specifications (QB/T 1801-2010 basis)
| Parameter | Value |
|---|---|
| Relative density (20°C) | 0.870–0.920 (standard: 0.880–0.910) |
| Refractive index (20°C) | 1.455–1.480 (standard: 1.4650–1.4900) |
| Optical rotation (20°C) | −15° to −5° |
| Acid value | ≤8.5 mg KOH/g |
| Ester value | 20–50 mg KOH/g |
| Carbonyl value | ≤60 |
| Evaporation residue | ≤15% |
| Solubility | 1 vol in 1 vol 95% ethanol, clear |
| Linalool content | ≥50.0% (GC) |
| Flash point | ~70°C |
- Our production range brackets the industry standard; batches are aligned to QB/T 1801-2010 / ISO 17382:2007 before release
- Low acid value indicates fresh flowers and careful handling
- Full COA with these parameters is issued per batch and available for your review
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This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.
