Definitions for "Substantivity"
The lasting properties of a fragrance are dependent on its degree of volatility. Heavy, nonvolatile substances are used for the fixing of perfume compositions.
The abilty of a perfume or note to last on a specific surface e.g.. on cloth. Used frequently when discussing perfumes for washing powders or fabric conditioners. Substantivity is effected by many factors such as vapour pressure, water solubility, temperature, humidity, airflow, substrate (surface used on) etc.
Substantivity refers to how long a fragrance lasts on a particular surface, and how itâ€(tm)s affected by temperature, humidity, and other such conditions.
Refers to the amount of time that an active ingredient or agent remains effective after being applied to the area of treatment. Used in describing the activity of chemotherapeutic agents.