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NA 119-05-04-01 AK -dormant
DIN/DWA Small type wastewater treatment plants
CEN/TC 165/WG 41
Small type sewage treatment plants (< 50 inhabitants)
NA 119-01-03-02-19 AK -dormant
Polyfluorinated compounds in water, sewage sludge and soil
NA 119-05-04 AA
Small type wastewater treatment plants (CEN/TC 165/WG 41)
STLB-Bau LB 011
Separator equipment and small sewage works
NA 119-05-36 AA
Wastewater treatment plants (CEN/TC 165/WG 40)
NA 119-01-02-06 UA
Sludge management
DIN EN ISO 19337
Nanotechnologies - Characteristics of working suspensions of nano-objects for in vitro assays to evaluate inherent nano-object toxicity (ISO 19337:2023); German and English version prEN ISO 19337:2024
FprEN 12594
Bitumens and bituminous binders - Preparation of test samples
FprEN 1426
Bitumens and bituminous binders - Determination of needle penetration
