{"query":{"parameter":"ammonium chloride","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:12125-02-9","cas:3327-22-8","cas:68391-01-5","cas:7173-51-5","cas:5538-94-3","cas:26062-79-3"],"names_matched":[["ammonium chloride","cas:12125-02-9"],["3 chloro 2 hydroxypropyltrimethyl ammonium chloride","cas:3327-22-8"],["alkyl dimethyl benzyl ammonium chloride","cas:68391-01-5"],["didecyl dimethyl ammonium chloride","cas:7173-51-5"],["didecyl dimethyl ammonium chloride ddac","cas:7173-51-5"],["dimethyl dioctyl ammonium chloride","cas:5538-94-3"],["poly dimethyl diallyl ammonium chloride","cas:26062-79-3"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":8,"names":["3-Chloro-2-hydroxypropyltrimethylammonium chloride","Chlorure de diméthyldioctylammonium","Chlorure de poly(diméthyl diallyl ammonium)","Didecyl dimethyl ammonium chloride","ammonium quaternaire, composés d'"],"says":"8 rows share a parameter key with a longer name holding \"ammonium chloride\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"ammonium chloride\" 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":"2a92c133269b75b8","parameter":"Ammonium, chlorure d'","value":"0.04","value_num":0.04,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:12125-02-9","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"}}],"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: \"ammonium chloride\", 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"}]}