Sludge, treated biowaste, soil and waste - Calculation of dry matter fraction after determination of dry residue or water content; German version EN 15934:2012
Edition 2012-11

Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine (ISO 7393-3:1990); German version EN ISO 7393-3:2000
Edition 2000-04

Water quality - Determination of permanganate index (ISO 8467:1993); German version EN ISO 8467:1995
Edition 1995-05

Wastewater treatment plants - Part 12: Control and automation; German version EN 12255-12:2003
Edition 2003-12

Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N,N-diethyl-1,4-phenylenediamine (ISO 7393-1:1985); German version EN ISO 7393-1:2000
Edition 2000-04

Transportable gas cylinders - Conditions for filling gases into receptacles - Single component gases; German version EN 13096:2003
Edition 2004-03

Protection of metallic against corrosion - Guidance on the assessment of corrosion likelihood in water distribution and storage systems - Part 2: Influencing factors for copper and copper alloys; German version EN 12502-2:2004
Edition 2005-03

German standard methods for the analysis of water, waste water and sludge; Individual components (Group P); Determination of hydrazine (P 1)
Edition 1982-03

Treatment of water of swimming pools and baths - Part 3: Combinations of process with ozonization and chlorination
Edition 2023-06

Treatment of water of swimming pools and baths - Part 2: Combinations of process with fixed bed filters and precoat filters
Edition 2023-06