Pure vitamin E is yellow to yellowish brown in color.
Appearance of Pure Vitamin E
According to the reference provided, pure vitamin E is described as a:
- Color: Yellow to Yellowish Brown
- State: Clear, viscous liquid
- Odor: Faint characteristic odor
This information helps understand the physical properties of pure vitamin E. It is not a solid but a liquid at room temperature, and it's not colorless. The yellowish hue is a key identifier.
Why is it Yellowish?
The yellowish color of vitamin E is due to its chemical structure. Specifically, the presence of chromane ring and other chemical groups in the molecule absorb light in the blue region of the spectrum, causing the reflected light to appear yellow/yellowish brown.
Summary of Properties
| Property | Description |
|---|---|
| Color | Yellow to Yellowish Brown |
| State | Clear, viscous liquid |
| Odor | Faint characteristic odor |
Practical Insight
This information is useful for identifying the purity of vitamin E oil. If the product is significantly different in color, it might indicate the presence of additives or impurities. Also, while some vitamin E supplements are clear in colour due to dilution or other added substances, pure vitamin E should generally have a yellow to yellowish brown tint.
