Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
Edition 2005-11-01

Safety devices for protection against excessive pressure - Part 10: sizing of safety valves and bursting discs for gas/liquid two-phase flow
Edition 2024-04-03

Surface active agents - Determination of quaternary ammonium surface active agents in raw materials and formulated products - Potentiometric two-phase titration method
Edition 2005-09

Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
Edition 2005-09

Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; Corrigendum AC
Edition 2006-07

Surface active agents; detergents; determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
Edition 1989-10

Water quality - Evaluation in an aqueous medium of the ultimate aerobic biodegradability of organic compounds - Determination of biochemical oxygen demand in a two-phase closed bottle test
Edition 1997-02

Water quality - Radon-222 - Part 4: Test method using two-phase liquid scintillation counting
Edition 2023-07

Safety devices for protection against excessive pressure - Part 10: Sizing of safety valves and bursting discs for gas/liquid two-phase flow
Edition 2024-03

Safety devices for protection against excessive pressure - Part 10: Sizing of safety valves and bursting discs for gas/liquid two-phase flow (ISO 4126-10:2024)
Edition 2024-04