{"query":{"parameter":"summe pfas 4","place":"DE","medium":null,"statistic":null,"kind":null},"searched":{"places":["DE","EU"],"parameter_keys":["name:summe pfas-4"],"names_matched":[["summe pfas 4","name:summe pfas-4"]],"match":"exact","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":"f36097a105c582c0","parameter":"Summe PFAS-4","value":"0,000 020","value_num":0.00002,"unit":"mg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"national","sum_of":{"members":["Perfluoroctansäure (PFOA)","Perfluornonansäure (PFNA)","Perfluorhexansulfonsäure (PFHxS)","Perfluoroctansulfonsäure (PFOS)"],"says":"This limit binds the sum of the 4 substances the instrument lists (members, as printed), not any one of them alone."},"parameter_key":"name:summe pfas-4","place":["DE"],"conditions":["Der Grenzwert gilt ab dem 12. Januar 2028"],"cite":{"instrument":"de_trinkwv_pfas","title":"Trinkwasserverordnung (TrinkwV 2023), Anlage 2 Teil I — chemische Parameter: the PFAS sums only","issuer":"Bundesministerium für Gesundheit (BMG)","edition":"Anlage 2 TrinkwV - Einzelnorm","source_url":"https://www.gesetze-im-internet.de/trinkwv_2023/anlage_2.html","source_sha256":"1239ec2caa1340c3b1dfd51abf3d9862b96468e9d13eadb6379d3109085ce5e5","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Teil I","page":null,"quote":"Summe PFAS-4 0,000 020 Summe der folgenden nachgewiesenen und mengenmäßig bestimmten Stoffe: Perfluoroctansäure (PFOA), Perfluornonansäure (PFNA), Perfluorhexansulfonsäure (PFHxS) und Perfluoroctansulfonsäure (PFOS). Messwerte für die Einzelsubstanz, die unterhalb der Bestimmungsgrenze des jeweiligen Untersuchungsverfahrens liegen, werden bei der Summenbildung nicht berücksichtigt. Die Konzentrationen der zur Summenbildung herangezogenen PFAS sind einzeln auszuweisen. Der Grenzwert gilt ab dem 12. Januar 2028","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":"DE"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"summe pfas 4\", 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":"DE"},"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"}]}