title: [Changes in the KTW (contact with drinking water) guideline (previously testing guideline)].
mesh_terms: D003252:Construction Materials / Q000032:analysis / Q000633:toxicity*; D005858:Germany; D006801:Humans; D008452:Maximum Allowable Concentration; D012498:Sanitary Engineering / Q000592:standards*; D014877:Water Pollution, Chemical / Q000032:analysis / Q000517:prevention & control*; D014881:Water Supply / Q000032:analysis / Q000592:standards*