What does this bergamot oil look like — appearance, color, and consistency at room temperature?
This bergamot oil is a clear to pale yellow-green mobile liquid at room temperature — a limpid, free-flowing volatile essential oil with no suspended matter.
Appearance & Color
| Item | Detail |
|---|---|
| Appearance | Clear, mobile (free-flowing) liquid |
| Color | Pale yellow to yellow-green (cold-pressed); greener to brownish-yellow for steam-distilled grade |
| Consistency | Thin, watery viscosity typical of citrus oils |
| Optical rotation | +15° to +32° (20°C) per ISO 3520:2022 |
| Product code | TPS-RO-004 |
- GB/T 14453-2008 and ISO 3520:2022 both describe the standard oil as 'green to yellow-green or brownish-yellow volatile essential oil'
- Color deepens with peel maturity and with steam distillation; cold-pressed oil is the palest and most valued
- The oil must be clear — haze or cloudiness indicates water contamination, oxidation or adulteration
- This parameter is checked on every batch and stated on the COA along with relative density and refractive index
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บทความนี้เผยแพร่เมื่อ 2026-09-07 และอัปเดตล่าสุดเมื่อ 2026-09-29 โดยจะมีการปรับปรุงเนื้อหาอย่างต่อเนื่อง
