ISO 14044:2006 (LCA requirements and guidelines)
Optional but required if goal includes water quality. Uses fate, exposure, and effect factors for eutrophication, acidification, ecotoxicity, etc. Iso 14046 Water Footprint Pdf 19
Here is the based on your request for “ISO 14046 Water Footprint PDF 19” — which refers to ISO 14046:2014 Environmental management — Water footprint — Principles, requirements and guidelines , specifically in relation to clause/section 19 (typically Annex B or an informative section in the 2014 document). and effect factors for eutrophication