This group is populated from the list at https://biomonitoring.ca.gov/chemicals

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This list is populated from https://ntp.niehs.nih.gov/pubhealth/roc/listings/h/heterocyclic/summary/index.html:

2-Amino-3,4-dimethylimidazo [4,5-f]quinoline (MeIQ) - CASRN 77094-11-2
2-Amino-3,8-dimethylimidazo [4,5-f]quinoxaline (MeIQx) - CASRN 77500-04-0
2-Amino-1-methyl-6- phenylimidazo [4,5-b]pyridine (PhIP) - CASRN 105650-23-5

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This compound group was populated from the Google Manufacturing Restricted Substances Specification (v1.0) (TTD_3549)

This compound group is populated by the 5 CASRN listed in the US EPA IRIS review Hydrogen Cyanide and Cyanide Salts (CASRN Various) at https://cfpub.epa.gov/ncea/iris/iris_documents/documents/subst/0060.htm. This IRIS document is reference 5 in the Prop 65 listing at https://oehha.ca.gov/media/downloads/proposition-65/chemicals/032213cnisormadl.pdf

This compound group is populated from the MAK list.

This list was copied from https://comptox.epa.gov/dashboard/chemical_lists/NHANES2019

This compound group has been populated using subgroups listed by MAK Commission of Germany.

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

This compound group was populated from the Google Manufacturing Restricted Substances Specification (v1.0) (TTD_3549)

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

This compound group has not yet been assigned a structural definition.

This group is populated from the list at https://biomonitoring.ca.gov/chemicals/perfluorochemicals-pfcs

This compound group was populated from the Google Manufacturing Restricted Substances Specification (v1.0) (TTD_3549)

This compound group was populated from the Google Manufacturing Restricted Substances Specification (v1.0) (TTD_3549)

This compound group was populated using a list of chemicals that are reportable under the MA Toxics Use Reduction Act (TURA). See https://www.mass.gov/guides/massdep-toxics-use-reduction-program#-listed-chemicals- for more information.

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This compound group is populated from a National Academies of Science report "A Class Approach to Hazard Assessment of Organohalogen Flame Retardants (2019)" available at https://www.nap.edu/catalog/25412/a-class-approach-to-hazard-assessment-of-organohalogen-flame-retardants

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

Strong acid salts are listed at https://comptox.epa.gov/dashboard/dsstoxdb/mixture_search?cid=1798

This compound group is populated from the List of Substances with MAK & BAT Values & Categories at http://onlinelibrary.wiley.com/store/10.1002/9783527812127.oth/asset/oth.pdf?v=1&t=jasibday&s=5ca2bde2067c57e83f4b040bd5cd056eda4714b7

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

The citrate salt appears to be the only commonly available salt

This group is populated from the list at https://biomonitoring.ca.gov/chemicals

CASRN were manually assigned based on the chemical list at https://www.cdc.gov/exposurereport/pdf/Report_Chemical_List-508.pdf

The reports are available at https://www.cdc.gov/exposurereport/index.html

Executive summary: https://www.cdc.gov/exposurereport/pdf/FourthReport_ExecutiveSummary.pdf

Spreadsheet indicating which chemicals have not been assigned CASRN / included: https://docs.google.com/spreadsheets/d/1cUDY8uAy7lUdYpJ4iGw7bC2sVq23k1A9BhEEHaPqLSw/edit#gid=575529260

This compound group has not yet been assigned a structural definition.

This compound group is defined by the SMILES string 'C(C(C(C(C(F)(F)S(=O)(=O)N)(F)F)(F)F)(F)F)(C(C(C(F)(F)F)(F)F)(F)F)(F)F'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string 'C1=C(C(=CC(=C1Cl)Cl)Cl)OCC(=O)O'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string 'C1=CC(=CC2=C1C=CC(=C2)S(=O)(=O)O)S(=O)(=O)O'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string 'C1=CC(=CC=C1CC2=CC=C(C=C2)N)N'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES/SMARTS string 'OC(=O)[CD2]=[CD1]' and limited to compounds with a molecular weight < 200 Da. The molecular weight cutoff is arbitrary, but is intended to capture the bulk of the compounds with potential to be used commercially / as monomers without including an overwhelming number of compounds. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group has not yet been assigned a structural definition.

This compound group has not yet been assigned a structural definition.

This compound group has not yet been assigned a structural definition.

This compound group is defined by the SMILES string 'C[Sb]'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string 'O[As](=O)(O)O'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string '[CH]1=[CH][C](=[CH][CH]=C1C2=[CH][CH]=[C]([CH]=[CH]2)[ND1])[ND1]'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is defined by the SMILES string 'C1=C(C=C(C(=C1Br)O)Br)C#N'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

This compound group is populated by its subgroups.

This compound group has not yet been assigned a structural definition.

This compound group has not yet been assigned a structural definition.