{"hq_id":"hq-c-org-000050","name":"2-Naphthylamine","context":"human_adult","timestamp":"2026-09-10T11:38:17.676Z","risk_level":"severe","risk_profile":{"magnitude":{"mean":0.811249,"weightedMean":0.811249,"std_dev":0.122692,"confidence_interval_95":[0.625,0.95],"source_positions":[{"source":"IARC","year":1987,"value":0.95,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.85,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.8,"weight":0.30176},{"source":"HQ_DIRECT","year":2026,"value":0.625,"weight":0.35}]},"confidence":{"mean":0.73786,"weightedMean":0.73786,"std_dev":0.139778,"confidence_interval_95":[0.5,0.82],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35},{"source":"IARC","year":1987,"value":0.82,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.82,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.82,"weight":0.30176}]},"recency":{"mean":0.569919,"weightedMean":0.569919,"std_dev":0.258835,"confidence_interval_95":[0.368,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35},{"source":"IARC","year":1987,"value":0.5,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.368,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.368,"weight":0.30176}]},"methodology":{"mean":0.922993,"weightedMean":0.922993,"std_dev":0.131042,"confidence_interval_95":[0.7,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35},{"source":"IARC","year":1987,"value":1,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":1,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":1,"weight":0.30176}]},"specificity":{"mean":0.793637,"weightedMean":0.793637,"std_dev":0.074257,"confidence_interval_95":[0.75,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35},{"source":"IARC","year":1987,"value":0.75,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.75,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.75,"weight":0.30176}]},"consensus":{"exists":false,"strength":0.182053,"disagreement_magnitude":0.339684,"warning":null}},"interpretation":{"summary":"Regulatory agencies show substantial disagreement. IARC classifies as higher risk (95th percentile), while HQ_DIRECT concludes lower risk (63th 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_4_2na","type":"regulatory","title":"IARC Monographs Volume 4: 2-Naphthylamine (updated Supplement 7, 1987)","year":1987,"url":"https://inchem.org/documents/iarc/suppl7/naphthylamine2.html"},{"id":"osha_2na","type":"regulatory","title":"OSHA Standard 29 CFR 1910.1009: beta-Naphthylamine (Carcinogen Standard)","year":1974,"url":"https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1009"},{"id":"ipcs_icsc_2naphthylamine","type":"report","title":"IPCS/ILO International Chemical Safety Card (ICSC 0610) — 2-Naphthylamine","url":"https://inchem.org/documents/icsc/icsc/eics0610.htm"}],"sources_scope":"context","warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:EPA CTX / NIOSH:potential occupational carcinogen","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 23 positiv","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 23 positiv","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 6.4a (category 2a) (score","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: category 6.3b (category 3) (score"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":4,"db_version":49,"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:EPA CTX / NIOSH:potential occupational carcinogen","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 23 positiv","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 23 positiv","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 6.4a (category 2a) (score","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: category 6.3b (category 3) (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","exposure_inhalation","exposure_dermal","human_teen","human_elderly","human_pregnant"]}