Fixed release spec (density, RI, rotation, patchoulol window) plus per-batch GC-MS fingerprint vs ISO 3757; natural variation limited to patchoulol 26-35% band and green/woody balance; per-batch COA for direct comparison.
Grounding, calming oil: diffuse 3-5 drops per 100 ml, massage at 2-3% in carrier, bath 3-5 drops with dispersant; blends with lavender, vetiver, bergamot; always dilute and patch test first.
Deep earthy-woody-sweet: camphoraceous top, damp earthy-woody heart led by patchoulol, balsamic-resinous sweet tobacco-chocolate base with spicy-animalic drydown; aging 6-12 months rounds out the character.
Viscous amber to dark brown-red liquid with slight fluorescence; density 0.955-0.985 (heavier than water); darkens with age without quality loss; iron-free grade available lighter.
After-sales: document re-issue for 5 years, customs/clearance assistance, formulation and technical support, structured complaints, simplified reordering and market-entry help; responses within 1 working day.