{"query":{"parameter":"nickel","place":"EU","medium":null,"statistic":null,"kind":null},"searched":{"places":["EU"],"parameter_keys":["cas:7440-02-0","name:iron, nickel (h), zinc","cas:373-02-4","cas:3333-67-3","cas:13463-39-3","name:nickel extractible","cas:12054-48-7","cas:1313-99-1","name:nickel refinery dust","cas:12035-72-2","name:nickel - total","name:nickel, total","name:total nickel"],"names_matched":[["nickel","cas:7440-02-0"],["iron nickel h zinc","name:iron, nickel (h), zinc"],["iron nickel h zinc h","name:iron, nickel (h), zinc"],["nickel acetate","cas:373-02-4"],["nickel carbonate","cas:3333-67-3"],["nickel carbonyl","cas:13463-39-3"],["nickel carbonyl ni co 4 t 4","cas:13463-39-3"],["nickel extractible","name:nickel extractible"],["nickel hydroxide","cas:12054-48-7"],["nickel hydroxide ni oh 2","cas:12054-48-7"],["nickel ii acetate","cas:373-02-4"],["nickel ii oxide","cas:1313-99-1"],["nickel oxide","cas:1313-99-1"],["nickel refinery dust","name:nickel refinery dust"],["nickel subsulfide","cas:12035-72-2"],["nickel total","name:nickel - total"],["nickel total","name:nickel, total"],["total nickel","name:total nickel"],["total nickel freshwater","name:total nickel"],["total nickel marine","name:total nickel"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":3,"offset":0,"returned":3,"next_offset":null,"rows":[{"id":"d9c453a1ce558849","parameter":"Nickel","value":"20","value_num":20,"unit":"ng/m³","direction":"max","kind":"guideline","medium":"ambient_air","level":"eu","parameter_key":"cas:7440-02-0","place":["EU"],"conditions":["31 December 2012"],"cite":{"instrument":"eu_air","title":"Directive 2008/50/EC on ambient air quality and cleaner air for Europe, Annexes VII, XI, XII, XIII and XIV (Annex VI for the lead sampling method), consolidated text 18.09.2015 as amended by Commission Directive (EU) 2015/1480; with Directive 2004/107/EC Annex I","issuer":null,"edition":"02008L0050 — EN — 18.09.2015 — 001.002","source_url":"http://publications.europa.eu/resource/celex/02008L0050-20150918","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":"ANNEX I Target values for arsenic, cadmium, nickel and benzo(a)pyrene","page":null,"quote":"Nickel 20 ng/m 3","column":"valeur"}},{"id":"18d1aadafd9a3786","parameter":"Nickel (expressed as Ni)","value":"5,0-50","value_num":50,"range":[5,50],"unit":"μg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"water_discharge","level":"eu","route":"direct","parameter_key":"cas:7440-02-0","place":["EU"],"conditions":["cites is EU 2016/902 (CWW)","activities specified in Section 4 of Annex I to Directive 2010/75/EU","route is direct","The BAT-AEL applies if the emission exceeds 5,0 kg/yr"],"cite":{"instrument":"eu_cww_bat","title":"Commission Implementing Decision (EU) 2016/902 — BAT conclusions for common waste water and waste gas treatment/management systems in the chemical sector (CWW)","issuer":null,"edition":"OJ L 152, 9.6.2016, p. 23","source_url":"http://publications.europa.eu/resource/celex/32016D0902","source_sha256":"898303d53c64d79cf240e8612ecb369c3ed21a05bab2ef3da3adacbbd2b33751","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"BAT 10, Tables 1-3","page":null,"quote":"Nickel (expressed as Ni) 5,0-50 μg/l"}},{"id":"30f988c6f73c7bd5","parameter":"Nickel","value":"20 μg/l","value_num":20,"unit":"μg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"eu","parameter_key":"cas:7440-02-0","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,"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":"EU"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"nickel\", 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":"EU"},"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"}]}