Skip Navigation

ChemIDplus - Dictionary of over 370,000 chemicals (names, synonyms, and structures). Includes links to NLM and other databases and resources. About ChemIDplus Hazardous Substances Data Bank (HSDB) - Comprehensive, peer-reviewed toxicology data for over 4,700 chemicals. About HSDB Toxicology Literature Online (TOXLINE) - References from toxicology literature. About TOXLINE Chemical Carcinogenesis Research Information System (CCRIS) - carcinogenicity and mutagenicity test results for over 8,000 chemicals. About CCRIS Developmental and Reproductive Toxicology Database (DART) - References to developmental and reproductive toxicology literature. About DART Genetic Toxicology Data Bank (GENE-TOX) - Peer-reviewed genetic toxicology test data for over 3,000 chemicals. About GENE-TOX Integrated Risk Information System (IRIS) - Hazard identification and dose-response assessments for over 500 chemicals. About IRIS International Toxicity Estimates for Risk (ITER) - Risk information for over 600 chemicals from authoritative groups worldwide. About ITER Multi-Database Search - Search all factual chemical databases. About Multi-database search Toxics Release Inventory (TRI) - Annual environmental releases of over 600 toxic chemicals by U.S. facilities. About TRI Haz-Map - Links jobs and hazardous tasks with occupational diseases and their symptoms. About Haz-Map Household Products Database - Potential health effects of chemicals in 8,000 common household products. About Household Products Database TOXMAP - Environmental Health e-Maps. Geographic representation of TRI data with links to other TOXNET resources. About TOXMAP Drugs and Lactation Database (LactMed) - A database of drugs and other chemicals to which breastfeeding mothers may be exposed. About LactMed Carcinogenic Potency Database (CPDB) - Standardized analyses of the results of 6540 chronic, long-term animal cancer tests. CPDB is hosted at UC Berkeley. About CPDB Comparative Toxicogenomics Database (CTD) - elucidates molecular mechanisms by which environmental chemicals affect human disease. About CTD

TOXNET - Databases on toxicology, hazardous chemicals, environmental health, and toxic releases.


Select Database

ChemIDplus - Dictionary of over 370,000 chemicals (names, synonyms, and structures). Includes links to NLM and other databases and resources.
Hazardous Substances Data Bank (HSDB) - Comprehensive, peer-reviewed toxicology data for over 4,700 chemicals.
Toxicology Literature Online (TOXLINE) - References from toxicology literature.
Chemical Carcinogenesis Research Information System (CCRIS) - carcinogenicity and mutagenicity test results for over 8,000 chemicals.
Developmental and Reproductive Toxicology Database (DART) - References to developmental and reproductive toxicology literature.
Genetic Toxicology Data Bank (GENE-TOX) - Peer-reviewed genetic toxicology test data for over 3,000 chemicals.
Integrated Risk Information System (IRIS) - Hazard identification and dose-response assessments for over 500 chemicals.
International Toxicity Estimates for Risk (ITER) - Risk information for over 600 chemicals from authoritative groups worldwide.
Drugs and Lactation Database (LactMed) - A database of drugs and other chemicals to which breastfeeding mothers may be exposed.
Multi-Database Search - Search all factual chemical databases.
Toxics Release Inventory (TRI) - Annual environmental releases of over 600 toxic chemicals by U.S. facilities.
Haz-Map - Links jobs and hazardous tasks with occupational diseases and their symptoms.
Household Products Database - Potential health effects of chemicals in 8,000 common household products.
TOXMAP - Environmental Health e-Maps. Geographic representation of TRI data with links to other TOXNET resources.


Additional Resources

Carcinogenic Potency Database (CPDB) - Standardized analyses of the results of 6540 chronic, long-term animal cancer tests. CPDB is hosted at UC Berkeley. Comparative Toxicogenomics Database (CTD) - elucidates molecular mechanisms by which environmental chemicals affect human disease.

Search All Databases


Enter term(s) to search all databases.




  Clear  TOXNET Help



TOXNET Search Options
Search all databases: Enter term(s) in box above
Search a specific database: Click database at left
Database description: Click on the information icon for Database Description

Env. Health & Toxicology


Environmental Health and Toxicology Portal

Visit Site

Portal to environmental health and toxicology resources

Support Pages


blue arrow  Help

blue arrow  TOXNET FAQ

blue arrow  TOXNET Update Status

blue arrow  Fact Sheet

blue arrow  Database Description

blue arrow  Training Manual & Schedule

blue arrow  News