{"hq_id":"hq-c-org-000438","name":"2,4-Diaminotoluene (toluene-2,4-diamine; TDA)","context":"human_adult","timestamp":"2026-06-17T19:02:02.545Z","risk_level":"high","risk_profile":{"magnitude":{"mean":0.631675,"weightedMean":0.631675,"std_dev":0.107562,"confidence_interval_95":[0.625,0.8],"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":"HQ_DIRECT","year":2026,"value":0.625,"weight":0.35},{"source":"IARC","year":1978,"value":0.5,"weight":0.41}]},"confidence":{"mean":0.73786,"weightedMean":0.73786,"std_dev":0.139778,"confidence_interval_95":[0.82,0.82],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35},{"source":"IARC","year":1978,"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":[0.5,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35},{"source":"IARC","year":1978,"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":[1,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35},{"source":"IARC","year":1978,"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":[0.92,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35},{"source":"IARC","year":1978,"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":0.28292,"disagreement_magnitude":0.312066,"warning":null}},"interpretation":{"summary":"Regulatory agencies show substantial disagreement. EPA CTX / CalEPA classifies as higher risk (80th percentile), while IARC concludes lower risk (50th percentile).","confidence_note":"Moderate-quality evidence base. Disagreement reflects methodological and interpretive differences, not data quality issues.","context_note":null,"warning":null},"sources":[],"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA:probable human carcinogen (group b2)","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 14 positiv","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 14 positiv","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: skin sens. 1 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: sh (score: high)","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 2 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: not classified (score: low)","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: category 1 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 6.4a (category 2a) (score","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: category 6.5b (category 1) (sc","unmapped_classification:EPA CTX / Skin-Eye:skin sensitisation: in vivo (llna): low to moderat","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: in vivo: studies indicate no sign"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":4,"db_version":46,"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA:probable human carcinogen (group b2)","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 14 positiv","unmapped_classification:EPA CTX / Genetox:genotoxicity: positive (ames: positive, 14 positiv","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: skin sens. 1 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: sh (score: high)","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 2 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: not classified (score: low)","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: category 1 (score: high)","unmapped_classification:EPA CTX / Skin-Eye:eye irritation: category 6.4a (category 2a) (score","unmapped_classification:EPA CTX / Skin-Eye:skin sensitization: category 6.5b (category 1) (sc","unmapped_classification:EPA CTX / Skin-Eye:skin sensitisation: in vivo (llna): low to moderat","unmapped_classification:EPA CTX / Skin-Eye:skin irritation: in vivo: studies indicate no sign"]},"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"}