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Details

Short

UNII

Name

Unique Ingredient Identifier

Description

The Unique Ingredient Identifier (UNII) is an alphanumeric identifier linked to a substance's molecular structure or descriptive information and is generated by the Global Substance Registration System (GSRS) of the Food and Drug Administration (FDA). It classifies substances as chemical, protein, nucleic acid, polymer, structurally diverse, or mixture according to ISO standards.

URI

https://www.fda.gov/industry/fda-resources-data-standards/fdas-global-substance-registration-system

Scientific Disciplines

Other

Keywords

chemicals, proteins, substances

Scope

Substance