{"query":{"parameter":"terephthalic acid","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:100-21-0","cas:68919-31-3","cas:68987-51-9","cas:68072-22-0","name:phthalic acid esters"],"names_matched":[["terephthalic acid","cas:100-21-0"],["linseed oil polymer with isophthalic acid rosin terephthalic acid and trimethylolpropane","cas:68919-31-3"],["mixed esters of terephthalic acid with diethylene glycol ethylene glycol and triethylene glycol","cas:68987-51-9"],["soybean oil polymer with isophthalic acid pentaerythritol and terephthalic acid","cas:68072-22-0"],["phthalic acid esters","name:phthalic acid esters","phthalic acid"],["phthalic acid esters each","name:phthalic acid esters","phthalic 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":6,"names":["Linseed oil, polymer with isophthalic acid, rosin, terephthalic acid and trimethylolpropane","Glycol terephthalate esters","Soybean oil, polymer with isophthalic acid, pentaerythritol and terephthalic acid"],"says":"6 rows share a parameter key with a longer name holding \"terephthalic acid\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"terephthalic acid\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":3,"offset":0,"returned":3,"next_offset":null,"rows":[{"id":"4adb8ab76eca4894","parameter":"Téréphtalique, acide","value":"5.5","value_num":5.5,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:100-21-0","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":"8ae1122b1ac7fbce","parameter":"Téréphtalique, acide","value":"0","value_num":0,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:100-21-0","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":"12883b309e34f84c","parameter":"Phthalic acid esters (each)","value":"30","value_num":30,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"name:phthalic acid esters","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Agricultural"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"agricole"}}],"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: \"terephthalic 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"}]}