DIN EN 14407:2014 Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakes; German version EN 14407:2014
EN 13946:2014 Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes
EN 14996:2006 Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment
ISO 10934-1:2002 Optics and optical instruments - Vocabulary for microscopy - Part 1: Light microscopy
DIN EN 14407:2014 history
2014DIN EN 14407:2014-07 Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakes; German version EN 14407:2014
2014DIN EN 14407:2014 Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakes; German version EN 14407:2014
2004DIN EN 14407:2004 Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running waters; German version EN 14407:2004