{"query":{"parameter":"nitrate","place":"IT","medium":null,"statistic":null,"kind":null},"searched":{"places":["IT","EU"],"parameter_keys":["cas:14797-55-8","cas:27247-96-7","cas:506-93-4","cas:10277-43-7","cas:627-13-4","name:nitrate and nitrite","name:nitrate as n","name:nitrate - n","name:nitrate-n + nitrite-n","name:nitrate + nitrite","name:nitrate/nitrite","name:nitrate + nitrite as n","name:nitrate/nitrite as n","name:nitrate-nitrogen","name:nitrate plus nitrite","name:nitrate plus nitrite nitrogen","name:nitrite + nitrate","name:nitrite+nitrate","name:nitrite plus nitrate","cas:10102-05-3","cas:10102-45-1","name:total nitrate and nitrite","name:total nitrate + nitrite"],"names_matched":[["nitrate","cas:14797-55-8"],["2 ethylhexyl nitrate","cas:27247-96-7"],["guanidine nitrate","cas:506-93-4"],["lanthanum nitrate hexahydrate","cas:10277-43-7"],["n propyl nitrate","cas:627-13-4"],["nitrate and nitrite","name:nitrate and nitrite"],["nitrate and nitrite as n","name:nitrate and nitrite"],["nitrate as n","name:nitrate as n"],["nitrate d ethyl 2 hexyle","cas:27247-96-7"],["nitrate n","name:nitrate - n"],["nitrate n nitrite n","name:nitrate-n + nitrite-n"],["nitrate nitrite","name:nitrate + nitrite"],["nitrate nitrite","name:nitrate/nitrite"],["nitrate nitrite as n","name:nitrate + nitrite"],["nitrate nitrite as n","name:nitrate + nitrite as n"],["nitrate nitrite as n","name:nitrate/nitrite as n"],["nitrate nitrogen","name:nitrate-nitrogen"],["nitrate plus nitrite","name:nitrate plus nitrite"],["nitrate plus nitrite as nitrogen n","name:nitrate plus nitrite"],["nitrate plus nitrite nitrogen","name:nitrate plus nitrite nitrogen"],["nitrite nitrate","name:nitrite + nitrate"],["nitrite nitrate as n","name:nitrite + nitrate"],["nitrite nitrate both as n","name:nitrite+nitrate"],["nitrite plus nitrate","name:nitrite plus nitrate"],["palladium nitrate","cas:10102-05-3"],["propyl nitrate","cas:627-13-4"],["thallium i nitrate","cas:10102-45-1"],["thallium l nitrate","cas:10102-45-1"],["total nitrate and nitrite","name:total nitrate and nitrite"],["total nitrate and nitrite as nitrogen","name:total nitrate and nitrite"],["total nitrate nitrite","name:total nitrate + nitrite"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":2,"offset":0,"returned":2,"next_offset":null,"rows":[{"id":"3c4ed64e9831dcc1","parameter":"Nitrato (NO₃)","value":"50","value_num":50,"unit":"mg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:14797-55-8","place":["IT"],"conditions":["cites is D.Lgs. 152/2006 All. 1 Tab. 2/B","risorse idriche destinate ad uso potabile (A.2.7): Per le risorse idriche destinate ad uso potabile sono anche controllate le sostanze di seguito riportate con i relativi standard di qualità ambientale riportati in tab. 2/B."],"cite":{"instrument":"it_dlgs152_all1_tab2b","title":"D.Lgs. 3 aprile 2006, n. 152 — Parte Terza, Allegato 1, Parte 2, A.2.7 Tab. 2/B: standard di qualità ambientale delle risorse idriche destinate ad uso potabile","issuer":"Presidente della Repubblica (decreto legislativo)","edition":"normattiva testo vigente of Allegato 1 alla Parte Terza, parte 1, in force since 5-8-2016; the version in force 11-11-2015 to 30-7-2016 (held beside it) prints the same Tab. 2/B and its note","source_url":"https://www.normattiva.it/uri-res/N2Ls?urn:nir:stato:decreto.legislativo:2006-04-03;152 (Parte III - Allegato 1, parte 1, testo vigente)","source_sha256":"2c457873f2e59b21c05c59ee3f5295d18f3826dbe80999a6b122f5ee6289997b","fetched_at":"2026-10-10","section":"A.2.7, Tab. 2/B","page":null,"quote":"Nitrato (NO₃)(1) 50 (mg/l)"}},{"id":"d3a02d1b32411ca7","parameter":"Nitrate","value":"50 mg/l","value_num":50,"unit":"mg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"eu","parameter_key":"cas:14797-55-8","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","section":null,"page":null,"quote":null,"note":"Member States shall ensure that the condition [nitrate]/50 + [nitrite]/3 ≤ 1, where the square brackets signify the concentrations in mg/l for nitrate (NO 3 ) and nitrite (NO 2 ), is complied with and that the parametric value of 0,10 mg/l for nitrites is complied with ex water treatment works.","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"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"nitrate\", 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"},"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"}]}