5 published
Standard / Regulation / Guideline
Showing 1–5 of 5
- WHStandard · World Health Organization4th edition incorporating the first and second addenda
WHO Guidelines for drinking-water quality
Current2022STD-000005View standard - AWStandard · American Water Works AssociationM46, 3rd edition
AWWA Manual M46 — Reverse Osmosis and Nanofiltration
Current2019STD-000004View standard - AAStandard · APHA, AWWA, WEF24th edition
Standard Methods for the Examination of Water and Wastewater
Current2023STD-000003View standard - AIStandard · ASTM InternationalD4189
ASTM D4189 — Silt density index (SDI) of water
CurrentSTD-000002View standard - AIStandard · ASTM InternationalD4516
ASTM D4516 — Standardizing reverse osmosis performance data
CurrentSTD-000001View standard