National Cancer Institute Thesaurus

Last uploaded: February 21, 2019
Preferred Name

Silicon Dioxide

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C29853

CAS_Registry

7631-86-9

CHEBI_ID

CHEBI:30563

Chemical_Formula

2O.Si

code

C29853

Concept_In_Subset

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C63923

Contributing_Source

FDA

DEFINITION

A natural compound of silicon and oxygen found mostly in sand, Silica has three main crystalline varieties: quartz, tridymite, and cristobalite. Fine particulate silica dust from quartz rock causes over a long-term progressive lung injury, silicosis. (NCI04)

FDA_UNII_Code

ETJ7Z6XBU4

FULL_SYN

Light Anhydrous Silicic Acid

Quso F-22

Cab-O-Sil M-5P

Colloidal Silicon Dioxide

Silica

label

Silicon Dioxide

Legacy_Concept_Name

Silica

Preferred_Name

Silicon Dioxide

prefixIRI

C29853

prefLabel

Silicon Dioxide

Semantic_Type

Inorganic Chemical

Hazardous or Poisonous Substance

UMLS_CUI

C0037098

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C45385

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http://purl.obolibrary.org/obo/CHEBI_30563 Chemical Entities of Biological Interest Ontology LOOM
http://purl.obolibrary.org/obo/CHEBI_30563 Environment Ontology LOOM
http://purl.bioontology.org/ontology/MESH/D012822 Medical Subject Headings LOOM