{"hq_id":"hq-c-org-000893","name":"1,1,2,2-Tetrachloroethane","context":"human_adult","risk_level":"moderate","schema":"legacy","note":"Synthesis unavailable: compound lacks vectorizable regulatory classifications. Raw safety data returned.","data":{"risk_level":"moderate","summary":"1,1,2,2-Tetrachloroethane — disinfection_byproduct."},"meta":{"synthesis_version":"n/a","timestamp":"2026-05-01T19:44:50.991Z"}}