Preferred term
Impurity
Definition
A complete explanation of the intended meaning of a concept- 1. A chemical role played by any unwanted chemical substance inside a confined amount of liquid, gas, or solid, which differs from the chemical composition of the material or compound. For example, an impurity can be an undesired by-product of a chemical reaction or manufacturing process, a drug contaminant, or can be created upon degradation during storage. (Ontobee, ChEBI). 2. the fact that a substance is dirty or lower in quality because it is mixed with another substance, or something that causes this (Cambridge). 3. impurities are chemical substances inside a confined amount of liquid, gas, or solid. They differ from the chemical composition of the material or compound. (Wikipedia)
Broader concept
Broader conceptIn other languages
Terms for the concept in other languages.- Impurity
URI
https://purls.helmholtz-metadaten.de/skosmos/sdv/Impurity