Per-batch COA issued with measured density, RI, rotation, patchoulol content (GC-FID), acid/ester value and solubility, plus batch number, production and expiry dates; archived 5 years; GC-MS, SDS and IFRA docs accompany.

TPS-RO-005: steam-distilled from dried fermented *Pogostemon cablin* (Blanco) Benth. leaves; Indonesia 85-90% of world supply plus Guangdong/Hainan China; 2-8 day leaf fermentation is essential for the odour.

Blends with every family: oriental, chypre, woody, floral, fresh-citrus and gourmand accords; pairs with bergamot, rose, vetiver, vanilla and oakmoss; use at 10-30% of base-note share and re-evaluate after overnight maturation.