{"query":{"parameter":"nitrate","place":"MX","medium":null,"statistic":null,"kind":null},"searched":{"places":["MX"],"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 as n","name:nitrate+nitrite","name:nitrate/nitrite","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","name:nitrates as n","name:nitrates et nitrites","name:nitrates + nitrites","name:nitrates+nitrites"],"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 as n"],["nitrate nitrite","name:nitrate+nitrite"],["nitrate nitrite","name:nitrate/nitrite"],["nitrate nitrite","name:nitrate/nitrite as n"],["nitrate nitrite as n","name:nitrate + nitrite"],["nitrate nitrite as n","name:nitrate + nitrite as n"],["nitrate nitrite as n","name:nitrate+nitrite"],["nitrate nitrite as n","name:nitrate/nitrite"],["nitrate nitrite as n","name:nitrate/nitrite as n"],["nitrate nitrite as nitrogen","name:nitrate + nitrite"],["nitrate nitrite as nitrogen","name:nitrate + nitrite as n"],["nitrate nitrite as nitrogen","name:nitrate+nitrite"],["nitrate nitrite as nitrogen","name:nitrate/nitrite"],["nitrate nitrite as nitrogen","name:nitrate/nitrite as n"],["nitrate nitrite sum as nitrogen","name:nitrate + nitrite"],["nitrate nitrite sum as nitrogen","name:nitrate + nitrite as n"],["nitrate nitrite sum as nitrogen","name:nitrate+nitrite"],["nitrate nitrite sum as nitrogen","name:nitrate/nitrite"],["nitrate nitrite sum as nitrogen","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","name:nitrite+nitrate"],["nitrite nitrate as n","name:nitrite + nitrate"],["nitrite nitrate as n","name:nitrite+nitrate"],["nitrite nitrate both 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"],["nitrates as n","name:nitrates as n","nitrates"],["nitrates et nitrites","name:nitrates et nitrites","nitrates"],["nitrates et nitrites n no2 et n no3","name:nitrates et nitrites","nitrates"],["nitrates nitrites","name:nitrates + nitrites","nitrates"],["nitrates nitrites","name:nitrates+nitrites","nitrates"],["nitrates nitrites exprimes en n","name:nitrates + nitrites","nitrates"],["nitrates nitrites exprimes en n","name:nitrates+nitrites","nitrates"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"f246c00a48b9bd33","parameter":"Nitrógeno de nitratos (N-NO 3 - )","value":"11.00","value_num":11,"unit":"mg/L","direction":"max","kind":"limit","medium":"drinking_water","level":"national","parameter_key":"cas:14797-55-8","place":["MX"],"conditions":[],"cite":{"instrument":"mx_nom127_ssa1_2021","title":"NOM-127-SSA1-2021 — Agua para uso y consumo humano. Límites permisibles de la calidad del agua: Tablas 1 to 14 and Apéndice A Normativo, Tablas A.1 to A.3","issuer":"Secretaría de Salud (Comisión Federal para la Protección contra Riesgos Sanitarios), Estados Unidos Mexicanos","edition":"DOF 02/05/2022 (in force 360 natural days from the day after publication — 10. Vigencia; turbidity 3.0 UNT from the second year after entry into force — Tabla 1 note a; fluoride 1.0 mg/L, arsenic 0.01 mg/L and cadmium 0.003 mg/L one, three or six years after entry into force by locality size — Tablas 3 and 5; repeals the 2000 modification of NOM-127-SSA1-1994 — Transitorio Único)","source_url":"https://dof.gob.mx/nota_detalle.php?codigo=5650705&fecha=02/05/2022","source_sha256":"ccafe3317244274e237d8bfc92051f8396f8d3342782d37d7b4e954099889b46","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-16","status":"not verified"},"section":"NOM-127-SSA1-2021, Tabla 2 (especificaciones sanitarias químicas)","page":null,"quote":"Nitrógeno de nitratos (N-NO 3 - ) 11.00 mg/L"}}],"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":"MX"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"nitrate\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check","url":"https://passage-data.com/api/v1/check","page":"https://passage-data.com/limits/MX/nitrate#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":"MX"},"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","url":"https://passage-data.com/api/v1/certificate","page":"https://passage-data.com/limits/MX/nitrate#check"}]}