{"query":{"parameter":"ethylene","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:74-85-1"],"names_matched":[["ethylene","cas:74-85-1"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order","not_searched":{"names":101,"parameters":71,"some":["1 2 dibromoethane ethylene dibromide","1 2 dichlorethane ethylene dichloride","2 butoxy 1 ethanol ethylene glycol monobutyl ether","2 phenoxyethanol ethylene glycol phenyl ether","2 propoxyethanol ethylene glycol monopropyl ether","acetate d ethylene glycol","acetate de l ether monopropylique de l ethylene glycol","alkenes ethylene manuf by product dicyclopentadiene conc polymers with ethylene manuf by product c5 cut alkene oligomers and tall oil maleated","alkenes ethylene manuf by product piperylene cut polymers with steam cracked petroleum distillates","benzenesulfonic acid dodecyl compds with ammonia ethylene glycol reaction product morpholine derivs residues","butoxy ethanol 2 ethylene glycol monobutyl ether egbe","coconut oil polymer with ethylene glycol pentaerythritol and phthalic anhydride","copolymer of ethylene and propylene","copolymere d ethylene de propylene et d ethylidene norbornene","diacetate d ethylene glycol","dibromoethane 1 2 ethylene dibromide","dichloro 1 1 ethylene","dichloro 1 2 ethylene","dimethacrylate d ethylene glycol","dinitrate d ethylene glycol","dodecylbenzenesulfonic acid compds with ammonia ethylene glycol reaction product morpholine derivs residues","ether de l ethylene glycol et du mono 2 ethylhexyle a","ether dimethylique de l ethylene glycol","ether monobutylique de l ethylene glycol acetate de l","ether monohexylique de l ethylene glycol"],"says":"101 other names contain \"ethylene\" (71 parameters, over the 40 searched at once): ask for one of them by name."}},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"e16cf4efc58d22ff","parameter":"Éthylène","value":"1400","value_num":1400,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:74-85-1","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"valeur"}},{"id":"84fe090bf5cee288","parameter":"Éthylène","value":"96","value_num":96,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:74-85-1","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"concentration_initiale"}},{"id":"e8d3105541283cf2","parameter":"Éthylène","value":"34","value_num":34,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:74-85-1","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"valeur"}},{"id":"4b37096646c9d0d6","parameter":"Éthylène","value":"10","value_num":10,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:74-85-1","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"concentration_initiale"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"CA-QC"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"ethylene\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"CA-QC"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}