DIN 38409-23 PDF

Published Date: 12/01/2010

German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 23: Determination of bismut active substances (H 23)

Published Date: 06/01/2008

Draft Document - German standard methods for the examination of water, waste water and sludge - General measures of effects and substances (group H) - Part 23: Determination of bismut active substances (H 23)

Published Date: 05/01/1980

German standard methods for the examination of water, waste water and sludge; general measures of effects and substances (group H), determination of methylen blue active and bismut active substances (H23)

Published Date: 06/01/1984

German standard methods for the examination of water, waste water and sludge; general measures of effects and substances (group H); determination of the phenol index (H 16)

Published Date: 02/01/1997

Determination of certain organochlorine insecticides, polychlorinated biphenyls and chloropenzenes in water - Gas chromatographic method after liquid-liquid extraction (ISO 6468:1996)

Published Date: 04/01/2011

German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 13: Determination of cyanides (D 13)

Published Date: 07/13/2018

Products and related services — Information for consumers

Published Date: 11/01/2018

Packaging — Recommendations for addressing consumer needs

Published Date: 11/20/2002

Guidelines for standards developers to address the needs of older persons and persons with disabilities

Published Date: 05/01/2006

Risk management — Vocabulary — Guidelines for use in standards

Published Date: 01/16/2008

Development of service standards — Recommendations for addressing consumer issues

Published Date: 03/22/2021

Uncertainty of measurement — Part 6: Developing and using measurement models