General Properties:
* Intrinsic: This emphasizes that the property is inherent to the substance itself, not influenced by external factors.
* Inherent: Similar to "intrinsic," highlighting that the property is part of the substance's fundamental nature.
* Unique: Emphasizes that the substance has distinct and recognizable characteristics.
* Characteristic: Refers to a feature that helps define the substance.
Specific Properties:
* Chemical composition: Describing the elements and their proportions that make up the substance.
* Physical state: Describing whether the substance is solid, liquid, or gas.
* Density: Describing the substance's mass per unit volume.
* Color: Describing the way light interacts with the substance.
* Texture: Describing how the substance feels to the touch.
Other:
* Pure: Emphasizes that the substance is not a mixture and is composed of only one type of molecule.
* Elementary: Describing a substance that cannot be broken down further into simpler substances.
Example:
"The intrinsic color of copper is reddish-brown."
The best phrase to use depends on the specific context and the aspect of the substance you want to emphasize.