{"query":{"parameter":"perfluorobutane sulfonic acid","place":"IT-34.venice_lagoon_catchment","medium":null,"statistic":null,"kind":null},"searched":{"places":["IT-34.venice_lagoon_catchment","IT-34","IT","EU"],"parameter_keys":["cas:375-73-5","name:sum of pfas","name:acido perfluorobutansolfonico"],"names_matched":[["perfluorobutane sulfonic acid","cas:375-73-5"],["perfluorobutane sulfonic acid","name:sum of pfas"],["acido perfluorobutansolfonico pfbs","name:acido perfluorobutansolfonico","acido perfluorobutansolfonico pfbs"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"6b6e7317a17fe2cc","parameter":"Acido perfluorobutansolfonico (PFBS)","value":"3","value_num":3,"unit":"µg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:375-73-5","place":["IT"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"it_dlgs152_all1_sqa","title":"D.Lgs. 3 aprile 2006, n. 152 — Parte Terza, Allegato 1, Parte 2, A.2.6 Tab. 1/A (sostanze dell'elenco di priorità) e A.2.7 Tab. 1/B (altre sostanze): standard di qualità ambientale nella colonna d'acqua, come sostituite dal D.Lgs. 13 ottobre 2015, n. 172","issuer":"Presidente della Repubblica (decreto legislativo)","edition":"D.Lgs. 172/2015 art. 1 c. 1 lett. g) and i) (G.U. Serie generale n. 250 del 27-10-2015, pp. 9-12 and 15-17), in force 11-11-2015. normattiva's consolidated Allegato 1 (vigente since 5-8-2016, held in reports/corpus/it_water1010) prints the same Tab. 1/A and 1/B: the two 2016 updates (D.M. 6 luglio 2016, groundwater) change no surface-water standard","source_url":"https://www.gazzettaufficiale.it/eli/gu/2015/10/27/250/sg/pdf","source_sha256":"f5577be12e9f794f1954e993a9447e593e455fb040f00f4887f8cce975ed1eea","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Tab. 1/B n. 53, SQA-MA, acque superficiali interne","page":16,"quote":"53 375-73-5 Acido perfluorobutansolfonico 3 0,6 (PFBS) (8)"}},{"id":"188bc7c707ffc5a3","parameter":"Acido perfluorobutansolfonico (PFBS)","value":"0,6","value_num":0.6,"unit":"µg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:375-73-5","place":["IT"],"conditions":["receiving_water is marine"],"cite":{"instrument":"it_dlgs152_all1_sqa","title":"D.Lgs. 3 aprile 2006, n. 152 — Parte Terza, Allegato 1, Parte 2, A.2.6 Tab. 1/A (sostanze dell'elenco di priorità) e A.2.7 Tab. 1/B (altre sostanze): standard di qualità ambientale nella colonna d'acqua, come sostituite dal D.Lgs. 13 ottobre 2015, n. 172","issuer":"Presidente della Repubblica (decreto legislativo)","edition":"D.Lgs. 172/2015 art. 1 c. 1 lett. g) and i) (G.U. Serie generale n. 250 del 27-10-2015, pp. 9-12 and 15-17), in force 11-11-2015. normattiva's consolidated Allegato 1 (vigente since 5-8-2016, held in reports/corpus/it_water1010) prints the same Tab. 1/A and 1/B: the two 2016 updates (D.M. 6 luglio 2016, groundwater) change no surface-water standard","source_url":"https://www.gazzettaufficiale.it/eli/gu/2015/10/27/250/sg/pdf","source_sha256":"f5577be12e9f794f1954e993a9447e593e455fb040f00f4887f8cce975ed1eea","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Tab. 1/B n. 53, SQA-MA, altre acque di superficie","page":16,"quote":"53 375-73-5 Acido perfluorobutansolfonico 3 0,6 (PFBS) (8)"}},{"id":"4cb30c5c1b0ba009","parameter":"Acido perfluorobutansolfonico (PFBS)","value":"3","value_num":3,"unit":"µg/l","direction":"max","kind":"threshold","medium":"groundwater","level":"national","parameter_key":"name:acido perfluorobutansolfonico","place":["IT"],"conditions":[],"cite":{"instrument":"it_gw_pfas","title":"D.M. 6 luglio 2016 — valori soglia per la valutazione dello stato chimico delle acque sotterranee (GU Serie Generale n. 165 del 16-7-2016), Tabella 3","issuer":"Ministero dell'ambiente e della tutela del territorio e del mare","edition":"DECRETO 6 luglio 2016","source_url":"https://www.gazzettaufficiale.it/eli/gu/2016/07/16/165/sg/pdf","source_sha256":"97e1a917a98c4430438997a69140a3d1bd2cd1b6eb2c6b4ef290cc32ebdcbb6e","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Tabella 3- Valori soglia da considerare per la valutazione dello stato chimico delle acque sotterranee","page":null,"quote":"Acido perfluorobutansolfonico (PFBS) 375-73-5 3","column":"valeur"}},{"id":"cffec776a1aa5a38","parameter":"Sum of PFAS","value":"0,10 μg/l","value_num":0.1,"unit":"μg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"eu","sum_of":{"members":["Perfluorobutanoic acid (PFBA)","Perfluoropentanoic acid (PFPA)","Perfluorohexanoic acid (PFHxA)","Perfluoroheptanoic acid (PFHpA)","Perfluorooctanoic acid (PFOA)","Perfluorononanoic acid (PFNA)","Perfluorodecanoic acid (PFDA)","Perfluoroundecanoic acid (PFUnDA)","Perfluorododecanoic acid (PFDoDA)","Perfluorotridecanoic acid (PFTrDA)","Perfluorobutane sulfonic acid (PFBS)","Perfluoropentane sulfonic acid (PFPS)","Perfluorohexane sulfonic acid (PFHxS)","Perfluoroheptane sulfonic acid (PFHpS)","Perfluorooctane sulfonic acid (PFOS)","Perfluorononane sulfonic acid (PFNS)","Perfluorodecane sulfonic acid (PFDS)","Perfluoroundecane sulfonic acid","Perfluorododecane sulfonic acid","Perfluorotridecane sulfonic acid"],"says":"This limit binds the sum of the 20 substances the instrument lists (members, as printed), not any one of them alone."},"parameter_key":"name:sum of pfas","place":["EU"],"conditions":[],"cite":{"instrument":"eu_dwd","title":"Directive (EU) 2020/2184 of the European Parliament and of the Council of 16 December 2020 on the quality of water intended for human consumption (recast), Annex I Part B — chemical parameters","issuer":"European Parliament and Council of the European Union","edition":"Directive (EU) 2020/2184, OJ L 435, 23.12.2020, p. 1","source_url":"https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32020L2184","source_sha256":"39c4a65fee1dfe9eecfdc1ba3f67d9dcbce681c4698a3b3dda2e9e9bb4fb0177","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"note":"‘Sum of PFAS’ means the sum of per- and polyfluoroalkyl substances considered a concern as regards water intended for human consumption listed in point 3 of Part B of Annex III. This is a subset of ‘PFAS Total’ substances that contain a perfluoroalkyl moiety with three or more carbons (i.e. –CnF2n–, n ≥ 3) or a perfluoroalkylether moiety with two or more carbons (i.e. –CnF2nOCmF2m–, n and m ≥ 1).","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":"IT-34.venice_lagoon_catchment"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"perfluorobutane sulfonic 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":"IT-34.venice_lagoon_catchment"},"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"}]}