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Guide to the regulatory sites used in ChemIDplus

For an alphabetical listing of all locators visit the ChemIDplus Locators page.

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Superlist Locators - Regulatory sites used in ChemIDplus
Locator Name Full Name Description
CA65   California Proposition 65 requires the state governor to publish a list of chemicals known to the state to cause cancer or reproductive toxicity.
CAA1 Clean Air Act (CAA) Amendments of 1990 List of Hazardous Air Pollutants The EPA is required to control hazardous air pollutants shown on the Clean Air Act (CAA) Amendments of 1990 List of Hazardous Air Pollutants and on the original list
CAA2 Title VI of the Clean Air Act Under Title VI of the Clean Air Act (CAA), the EPA is responsible for programs that protect the stratospheric ozone layer. This includes the production plus recycling and handling of ozone-depleting substances (ODS)
CGB Coast Guard Bulk Hazardous Materials Coast Guard Bulk Hazardous Materials. Hazardous Materials Standards Division, Coast Guard, U.S. Department of Homeland Security
CGN Coast Guard Noxious Liquid Substances Coast Guard Noxious Liquid Substances. Hazardous Materials Standards Division, Coast Guard, U.S. Department of Homeland Security
DEA Drug Enforcement Administration Drugs listed in the Code of Federal Regulations 21 CFR - Section 1308.12 Schedule II
DOT Hazardous Materials Table Hazardous materials listed in the Code of Federal Regulations - Title 49 CFR 172.101. From the U.S. Department of Transportation
DSL Domestic Substance List of Canada The DSL list is an inventory of substances manufactured in, imported into or used in Canada on a commercial scale
GRAS Substances Generally Recognized as Safe Includes substances that will be added to food and are subject to premarket approval by FDA unless use is generally recognized as safe by qualified experts.
HPV High Production Volume Chemicals Chemicals manufactured in, or imported into, the United States in amounts equal to or greater than one million pounds per year
IARC IARC Monographs on the Evaluation of Carcinogenic Risks to Humans The International Agency for Research on Cancer (IARC)coordinates and conducts research on the causes of human cancer
INER Inert Ingredients Permitted in Pesticide Products The EPA's Inert Ingredients Permitted in Pesticide Products (INER) lists inert ingredients permitted for use in pesticide products
MA (PDF, 385KB) Massachusetts Substance List The Right to Know Law and the list of substances covered by the law
MI (PDF, 15 KB) Michigan Register of Critical Materials Chemicals that must be reported under Michigan's Annual Wastewater Reporting (AWR) Requirements.
MPOL MARPOL 73/78 - International Convention for the Prevention of Pollution from Ships MARPOL 73/78 is implemented in the U.S. by the Act to Prevent Pollution from Ships (PDF, 143KB), under the lead of the U.S. Coast Guard
MTL (PDF, 1 MB) Master Testing List The EPA's Master Testing List is a component of the Existing and New Chemicals Programs under the Toxic Substances Control Act (TSCA)
Maine CHC Maine Chemicals of Concern Maine Chemicals of Concern List
NJ NJ Right to Know Hazardous Substance List The Right to Know Hazardous Substance List (RTKHSL) comes from data reported under the New Jersey Worker and Community Right to Know Act
NJEH New Jersey Extraordinarily Hazardous Substances (EHS) New Jersey Extraordinarily Hazardous Substances (EHS) program protects the public from catastrophic accidents from chemical releases of extraordinarily hazardous substances
NTPA National Toxicology Program Report on Carcinogens Congressionally mandated, science-based report identifying agents, substances, mixtures, or exposures that may put people in the U.S. at increased risk for cancer
NTPT National Toxicology Program Long-Term Study Reports & Abstracts The studies in the National Toxicology Program NTP Long-Term Study Reports & Abstracts evaluate the toxicologic potential, including carcinogenic activity, of selected chemicals in laboratory animals
PA Pennsylvania Right to Know Act The Pennsylvania Right to Know Act requires employers and chemical suppliers within Pennsylvania to make available to employees and to the general public the identity of chemicals used in the workplace
PAFA U.S. Food and Drug Administration Priority-based Assessment of Food Additive Database The Priority based Assessment of Food Additive (PAFA) database contains oral toxicology information on over 2100 of approximately 3300 direct food ingredients used in food in the US. The Everything Added to Food in the United States (EAFUS) list and the Indirect Additive list consist of selected fields of information generated from PAFA.
PEL Occupational Safety and Health Administration Permissible Exposure Limits Permissible Exposure Limits (PELs) for occupational exposure to hazardous substances
REL Occupational Safety and Health Administration Recommended Exposure Limits Recommended Exposure Limits (RELs) for hazardous substances or conditions in the workplace. From NIOSH
RQ (PDF, 260 KB) Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) Reportable Quantities Facilities must report to the U.S. EPA the release of substances defined as hazardous by various sections of CERCLA. These are Reportable Quantities
S110 CERCLA Substance Priority List This is a prioritization of substances based on a combination of their frequency, toxicity, and potential for human exposure at National Priorities List (NPL) sites
S302 (PDF, 158 KB) Extremely Hazardous Substances List from Section 302 of the Emergency Planning and Community Right-to-Know Act List of extremely hazardous substances needed for planning for emergencies
TLV Threshold Limit Values Threshold Limit Values (TLVs®) are produced by the American Conference of Governmental Industrial Hygienists (ACGIH®) as guidelines to assist in the control of health hazards
TSCAINV Toxic Substances Control Act (TSCA) Inventory List of each chemical substance manufactured, imported, or processed in the United States
WHMI Workplace Hazardous Materials Information System of Canada Canada's WHMIS provides safety and health information about hazardous workplace materials