# chemicalComposition

The chemical composition describes the identity and relative ratio of the chemical elements that make up the substance.

## Expected Types

| Type | Description |
|------|-------------|
| [Text](https://schema.org.ai/Text) | Data type: Text. |

## Used on Types

| Type | Description |
|------|-------------|
| [ChemicalSubstance](https://schema.org.ai/ChemicalSubstance) | A chemical substance is 'a portion of matter of constant composition, composed of molecular entities of the same type or of different types' (source: [ChEBI:59999](https://www.ebi.ac.uk/chebi/searchId.do?chebiId=59999)). |

---

Quoted from Schema.org 30.1, https://schema.org/chemicalComposition, under CC BY-SA 3.0. Served by the Org.AI Foundation at https://schema.org.ai/chemicalComposition.