{"hq_id":"hq-c-org-000264","name":"Furan","context":"human_adult","timestamp":"2026-10-27T21:04:10.597Z","derived_by":{"label":"ALETHEIA-derived","engine":{"commit":"a1c6e861599cc34c5db0318ea1a7ac13a327e074","commit_source":"vercel_env","tree_clean":null},"params":{"sha256":"88ae43137e58ed0cd65588409efefee0d90253da01ef4459bf9ee25f888ec9a0","files":["axes.json","context-specificity.json","regulatory-mappings.json","synthesis-params.json","thresholds.json"]},"clock":{"year":2026},"inputs":[{"id":"hq-c-org-000264","sha256":"8210872bf5de9db3284a9aaa981819737c55b8544b3d8f79d2f1f2a3536549ef"}]},"risk_level":"high","risk_profile":{"magnitude":{"mean":0.552412,"weightedMean":0.552412,"std_dev":0.188282,"confidence_interval_95":[0.3,0.8],"source_positions":[{"source":"EPA CTX / CalEPA","year":2021,"value":0.8,"weight":0.30176},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.65,"weight":0.30176},{"source":"EPA CTX / IARC","year":2021,"value":0.5,"weight":0.30176},{"source":"HQ_DIRECT","year":2026,"value":0.3,"weight":0.35}]},"confidence":{"mean":0.730777,"weightedMean":0.730777,"std_dev":0.143494,"confidence_interval_95":[0.5,0.82],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.82,"weight":0.30176},{"source":"EPA CTX / IARC","year":2021,"value":0.82,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.82,"weight":0.30176}]},"recency":{"mean":0.544216,"weightedMean":0.544216,"std_dev":0.283401,"confidence_interval_95":[0.368,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.368,"weight":0.30176},{"source":"EPA CTX / IARC","year":2021,"value":0.368,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.368,"weight":0.30176}]},"methodology":{"mean":0.916353,"weightedMean":0.916353,"std_dev":0.134526,"confidence_interval_95":[0.7,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35},{"source":"EPA CTX / NTP RoC","year":2021,"value":1,"weight":0.30176},{"source":"EPA CTX / IARC","year":2021,"value":1,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":1,"weight":0.30176}]},"specificity":{"mean":0.7974,"weightedMean":0.7974,"std_dev":0.076231,"confidence_interval_95":[0.75,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.75,"weight":0.30176},{"source":"EPA CTX / IARC","year":2021,"value":0.75,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.75,"weight":0.30176}]},"consensus":{"exists":false,"strength":0,"disagreement_magnitude":0.385545,"warning":null}},"interpretation":{"summary":"Regulatory agencies show substantial disagreement. EPA CTX / CalEPA classifies as higher risk (80th percentile), while HQ_DIRECT concludes lower risk (30th percentile).","confidence_note":"Moderate-quality evidence base. Disagreement reflects methodological and interpretive differences, not data quality issues.","context_note":null,"warning":null},"sources":[{"id":"iarc_furan_v63_1995","type":"regulatory","title":"IARC Monographs Volume 63: Dry Cleaning, Some Chlorinated Solvents and Other Industrial Chemicals — Furan Group 2B (1995)","year":1995},{"id":"efsa_furan_2017","type":"regulatory","title":"EFSA Panel on Contaminants in the Food Chain (CONTAM): Risks for Human Health Related to the Presence of Furan and Methylfurans in Food — Margin of Exposure approach; canned foods, baby foods, coffee as primary exposure matrices; infants identified as high-exposure population (2017)","year":2017},{"id":"r60-2026-09-30-d918-oehha-prop65-list-csv-own-url","type":"regulatory","title":"PROPOSITION 65 LIST OF CARCINOGENS OR REPRODUCTIVE TOXICANTS","year":2026,"url":"https://oehha.ca.gov/sites/default/files/media/2025-01/p65chemicalslist.csv"},{"id":"r60-2026-09-26-d867-cc1-iarc-list-of-classifications-loc-app","type":"regulatory","title":"IARC Monographs, List of Classifications","year":2026,"url":"https://monographs.iarc.who.int/list-of-classifications"},{"id":"r60-ntp-roc-15th-listed-substances","type":"regulatory","title":"Substances Listed in the Fifteenth Report on Carcinogens","url":"https://ntp.niehs.nih.gov/sites/default/files/ntp/roc/content/listed_substances_508.pdf"},{"id":"r60-2026-10-01-echa-annex-vi-clp-table-atp23-xlsx","type":"regulatory","title":"ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) (secondary: unofficial by its own statement)","url":"https://echa.europa.eu/documents/10162/17218/annex_vi_clp_table_atp23_en.xlsx/b3816c13-81a3-816d-773a-62e88c4e2700?t=1761727004499"},{"id":"echa-chem-reach-registrations","type":"regulatory","title":"ECHA CHEM, Download all substances: REACH registrations (ECHA's own list of REACH-registered substances)","year":2026,"url":"https://chem.echa.europa.eu/"},{"id":"src_pubchem_tox_8029","type":"pubchem","title":"PubChem: Toxicity section (CID 8029)","url":"https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/compound/8029/JSON?heading=Toxicity"},{"id":"r60-2026-10-02-d-955-s9-d955-s9-osha-table-z-1","type":"regulatory","title":"Permissible Exposure Limits – OSHA Annotated Table Z-1","url":"https://www.osha.gov/annotated-pels/table-z-1"},{"id":"pubchem-exp-cameo-chemicals-cid-8029","type":"database","title":"CAMEO Chemicals, as recorded by PubChem (Experimental Properties, CID 8029; where-to-look, not a source of this value)","year":2026,"url":"https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/compound/8029/JSON?heading=Experimental+Properties"},{"id":"pubchem-exp-hazardous-substances-data-bank-cid-8029","type":"database","title":"Hazardous Substances Data Bank (HSDB), as recorded by PubChem (Experimental Properties, CID 8029; where-to-look, not a source of this value)","year":2026,"url":"https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/compound/8029/JSON?heading=Experimental+Properties"},{"id":"ctx_pred_dtxsid6020646","type":"reference","title":"EPA CompTox CTX API: predicted properties for DTXSID6020646 (Furan)","url":"https://comptox.epa.gov/ctx-api/chemical/property/predicted/search/by-dtxsid/DTXSID6020646"}],"sources_scope":"context","derived_markers":[],"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / IARC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:ECHA (CLP Annex VI):skin irritation: skin irrit. 2","unmapped_classification:New Zealand, as recorded by ToxValDB:eye irritation: category 8.3a (category 1) (score:","unmapped_classification:New Zealand, as recorded by ToxValDB:skin irritation: category 6.3a (category 2) (score"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":4,"db_version":51,"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / IARC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:ECHA (CLP Annex VI):skin irritation: skin irrit. 2","unmapped_classification:New Zealand, as recorded by ToxValDB:eye irritation: category 8.3a (category 1) (score:","unmapped_classification:New Zealand, as recorded by ToxValDB:skin irritation: category 6.3a (category 2) (score"]},"schema":"synthesis","_notice":"ALETHEIA output is reference data, not professional advice. Not a substitute for primary agency sources or qualified professionals. See https://aletheia.holisticquality.io/disclaimer.","_disclaimer_url":"https://aletheia.holisticquality.io/disclaimer","available_contexts":["human_adult","human_child","exposure_ingestion","human_teen","human_elderly","human_infant","human_pregnant","exposure_dermal","exposure_inhalation","exposure_ocular","occupational_exposure"]}