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TypeData for July 2026

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)).

Definition from the Schema.org vocabulary (English).

Estimated domains

1K - 10K rising

Ranking position#842 of 5,545
Google eligibleNo
Accepted properties29

Trend over time

Domain tier in each available month.

Properties

Properties this type accepts, including inherited ones.

Legend

PropertySchema typeData typeEnumeration

Properties from ChemicalSubstance

3 properties

Properties from BioChemEntity

13 properties

Properties from Thing

13 properties

Tiers indicate the number of unique domains using the term. They are intentionally approximate to reduce noise and protect site privacy. How to read the data.