{"hq_id":"hq-c-org-001996","name":"F-53B (6:2 chlorinated polyfluorinated ether sulfonate)","context":"human_adult","risk_level":"high","schema":"legacy","note":"Synthesis unavailable: compound lacks vectorizable regulatory classifications. Raw safety data returned.","data":{"risk_level":"high","summary":"Bioaccumulation comparable to PFOS. Very long biological half-life (estimated >10 years). Liver toxicity, thyroid disruption, immunotoxicity in animal studies. Detected in human blood globally."},"meta":{"synthesis_version":"n/a","timestamp":"2026-07-27T02:40:55.654Z"},"_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","dog","cat","aquatic_life","human_teen","human_elderly","human_infant","human_pregnant","exposure_dermal","exposure_inhalation","exposure_ingestion","exposure_ocular","occupational_exposure"]}