SURFACE ACTIVE AGENTS. TECHNICAL ALKANE SULFONATES. DETERMINATION OF ALKANE MONOSULFONATES CONTENT BY DIRECT TWO-PHASE TITRATION
Edition 1990-04-20

Surface active agents; technical alkane sulfonates; determination of alkane monosulfonates content by direct two-phase titration
Edition 1988-06

Two phase servomotors
Edition 1971-12-01

Safety devices for protection against excessive pressure - Part 10: Sizing of safety valves for gas/liquid two-phase flow (ISO 4126-10:2010)
Edition 2019-10

Surface active agents, technical alkyl-sulphonates, determination of alkyl-monosulphonates content (direct twophase titration method)
Edition 1981-12

Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; German version EN 14480:2004
Edition 2004-11

Surface active agents - Determination of quaternary ammonium surface active agents in raw materials and formulated products - Potentiometric two-phase titration method; German version EN 14668:2005
Edition 2005-09

Water quality - Radon-222 - Part 4: Test method using two-phase liquid scintillation counting (ISO 13164-4:2015); German version EN ISO 13164-4:2020
Edition 2020-12

Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method; German version EN 14669:2005
Edition 2005-09

Space engineering - Two-phase heat transport equipment; English version EN 16603-31-02:2018
Edition 2018-11