{"query":{"parameter":"propionic acid","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:79-09-4","name:2-(2,4,5-trichloro-phenoxy)-propionic acid","cas:93-72-1","cas:93-65-2","cas:66622-47-7","name:2,4,5-trichlorophenoxy propionic acid","cas:65322-85-2","cas:67989-30-4","name:silvex (2, 4, 5-tp, 2- [2, 4, 5-trichlorophenoxy] propionic acid","name:silvex (2,4,5-tp, 2-[2,4,5-trichlorophenoxy]propionic acid","cas:85099-51-0","cas:125643-61-0","cas:120-36-5","cas:637-78-5","cas:63697-00-7","cas:34451-19-9","cas:97-87-0","cas:547-63-7","cas:25265-77-4","cas:540-42-1","cas:127-17-3","cas:7575-23-7","cas:3852-09-3","cas:106-36-5"],"names_matched":[["propionic acid","cas:79-09-4"],["2 2 4 5 trichloro phenoxy propionic acid","name:2-(2,4,5-trichloro-phenoxy)-propionic acid"],["2 2 4 5 trichloro phenoxy propionic acid 2 4 5 tp or silvex","name:2-(2,4,5-trichloro-phenoxy)-propionic acid"],["2 2 4 5 trichlorophenoxy propionic acid silvex","cas:93-72-1"],["2 2 methyl 4 chlorophenoxy propionic acid mcpp","cas:93-65-2"],["2 3 isobutylphenyl propionic acid","cas:66622-47-7"],["2 4 5 tp 2 2 4 5 trichlorophenoxy propionic acid","cas:93-72-1"],["2 4 5 trichlorophenoxy propionic acid","name:2,4,5-trichlorophenoxy propionic acid"],["2 4 5 trichlorophenoxy propionic acid tp silvex","name:2,4,5-trichlorophenoxy propionic acid"],["3 4 isobutylphenyl propionic acid","cas:65322-85-2"],["fatty acids c18 unsatd dimers polymers with ethylenediamine hexamethylenediamine and propionic acid","cas:67989-30-4"],["propionic acid 2 2 methyl 4 chlorophenoxy","cas:93-65-2"],["silvex 2 4 5 tp 2 2 4 5 trichlorophenoxy propionic acid","name:silvex (2, 4, 5-tp, 2- [2, 4, 5-trichlorophenoxy] propionic acid"],["silvex 2 4 5 tp 2 2 4 5 trichlorophenoxy propionic acid","name:silvex (2,4,5-tp, 2-[2,4,5-trichlorophenoxy]propionic acid"],["trichlorophenoxy 2 4 5 propionic acid 2 4 5 tp","cas:93-72-1"],["trichlorophenoxy propionic acid 2 2 4 5","cas:93-72-1"],["2 2 4 4 tetramethyl 21 oxo 7 oxa 3 20 diazadispiro 5 1 11 2 heneicosane 20 propanoic acid dodecyl ester","cas:85099-51-0","propanoic acid"],["benzene propanoic acid 3 5 bis 1 1 dimethylethyl 4 hydroxy c7 9 branched alkyl esters","cas:125643-61-0","propanoic acid"],["dichloroprop 2 2 4 dichlorophenoxy propanoic acid","cas:120-36-5","propanoic acid"],["mcpp 2 4 chloro 2 methylphenoxy propanoic acid","cas:93-65-2","propanoic acid"],["propanoic acid 1 methylethyl ester","cas:637-78-5","propanoic acid"],["propanoic acid 2 2 4 5 trichlorophenoxy","cas:93-72-1","propanoic acid"],["propanoic acid 2 hydroxy 1 methylethyl ester 2s","cas:63697-00-7","propanoic acid"],["propanoic acid 2 hydroxy butyl ester 2s","cas:34451-19-9","propanoic acid"],["propanoic acid 2 methyl butyl ester","cas:97-87-0","propanoic acid"],["propanoic acid 2 methyl methyl ester","cas:547-63-7","propanoic acid"],["propanoic acid 2 methyl monoester with 2 2 4 trimethyl 1 3 pentanediol","cas:25265-77-4","propanoic acid"],["propanoic acid 2 methylpropyl ester","cas:540-42-1","propanoic acid"],["propanoic acid 2 oxo","cas:127-17-3","propanoic acid"],["propanoic acid 3 mercapto 2 2 bis 3 mercapto 1 oxopropoxy methyl 1 3 propanediyl ester","cas:7575-23-7","propanoic acid"],["propanoic acid 3 methoxy methyl ester","cas:3852-09-3","propanoic acid"],["propanoic acid propyl ester","cas:106-36-5","propanoic acid"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":39,"names":["fénoprop","mécoprop","2-(3-Isobutylphenyl)propionic acid","3-(4-Isobutylphenyl)propionic acid","Fatty acids, C18-unsatd., dimers, polymers with ethylenediamine, hexamethylenediamine and propionic acid","2,2,4,4-Tetramethyl-21-oxo-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosane-20-propanoic acid dodecyl ester","Benzene propanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, C7-9 branched alkyl esters","Propionate d'isopropyle"],"says":"39 rows share a parameter key with a longer name holding \"propionic acid\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"propionic acid\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"7b5c8249ccd381d0","parameter":"Propanoïque, acide","value":"300","value_num":300,"unit":"µg/m³","statistic":"four_minute_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:79-09-4","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":"94441400f790df16","parameter":"Propanoïque, acide","value":"0","value_num":0,"unit":"µg/m³","statistic":"four_minute_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:79-09-4","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":"fc3a2a6e668df2aa","parameter":"Propanoïque, acide","value":"17","value_num":17,"unit":"µg/m³","statistic":"four_minute_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:79-09-4","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":"52f8edf716fd2a0f","parameter":"Propanoïque, acide","value":"0","value_num":0,"unit":"µg/m³","statistic":"four_minute_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:79-09-4","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: \"propionic acid\", 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"}]}