{"query":{"parameter":"butanol","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:35296-72-1","cas:71-36-3","cas:624-41-9","cas:2517-43-3","cas:56539-66-3","cas:17832-28-9","cas:30677-36-2","cas:53778-73-7","cas:872-38-8","cas:78-92-2","cas:26106-95-6","cas:97-95-0","cas:137-32-6","cas:75-85-4","cas:56536-49-3","cas:65113-99-7","cas:123-51-3","cas:2203-34-1","cas:1320-66-7","cas:75-65-0"],"names_matched":[["butanol","cas:35296-72-1"],["1 butanol","cas:71-36-3"],["1 butanol 2 methyl acetate","cas:624-41-9"],["1 butanol 3 methoxy","cas:2517-43-3"],["1 butanol 3 methoxy 3 methyl","cas:56539-66-3"],["1 butanol 4 ethenyloxy","cas:17832-28-9"],["1 methoxy 1 butanol","cas:30677-36-2"],["1 methoxy 2 butanol","cas:53778-73-7"],["2 3 epoxy 1 butanol","cas:872-38-8"],["2 butanol","cas:78-92-2"],["2 butanol s butyl alcohol","cas:78-92-2"],["2 chloro 1 butanol","cas:26106-95-6"],["2 ethyl 1 butanol","cas:97-95-0"],["2 methyl 1 butanol","cas:137-32-6"],["2 methyl 2 butanol","cas:75-85-4"],["2s 2 chloro 1 butanol","cas:56536-49-3"],["3 cyclopentene 1 butanol alpha beta 2 2 3 pentamethyl","cas:65113-99-7"],["3 methoxy 1 butanol","cas:2517-43-3"],["3 methyl 1 butanol","cas:123-51-3"],["4 chloro 2 butanol","cas:2203-34-1"],["butanol 2","cas:78-92-2"],["butanol 2 methyl 1","cas:137-32-6"],["butanol 2 methyl 2","cas:75-85-4"],["butanol chloro","cas:1320-66-7"],["butanol n","cas:71-36-3"],["ethyl 2 butanol","cas:97-95-0"],["methoxy 3 methyl 3 butanol 1","cas:56539-66-3"],["methyl 2 butanol","cas:137-32-6"],["n butanol","cas:71-36-3"],["n butanol n butyl alcohol","cas:71-36-3"],["n butyl alcohol butanol","cas:71-36-3"],["tert butanol","cas:75-65-0"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":40,"names":["butan-1-ol","n-Butanol","Méthyl-2 butyle, acétate de","3-Methoxy-1-butanol","Méthoxy-3 méthyl-3 butanol-1","1,4-Butanediol vinyl ether","1-Methoxy-1-butanol","1-Methoxy-2-butanol"],"says":"40 rows share a parameter key with a longer name holding \"butanol\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"butanol\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"c50e5cf0f8669364","parameter":"Butanol","value":"0.9","value_num":0.9,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:35296-72-1","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":"a661649c2537ec847ac57fc88106d3065672f5dd56b244b219a07bbe20f41b81","fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"valeur"}}],"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: \"butanol\", 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"}]}