NA 119
DIN Standards Committee Water Practice
Technical rule
[CURRENT]
VDI/BTGA/ZVSHK 6023 Blatt 2
VDI/BTGA/ZVSHK 6023 Blatt 2
Hygiene in drinking-water supply systems - Hazard analysis
Title (German)
Hygiene in Trinkwasser-Installationen - Gefährdungsanalyse