WATER QUALITY. DETERMINATION OF ANIONIC SURFACTANTS BY MEASUREMENT OF THE METHYLENE BLUE INDEX MBAS. (ISO 7875-1:1984, MODIFIED).
Edition 1994-06-14

Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides
Edition 2024-04-24

Surface active agents - Determination of the content of non-ionic substances in anionic surface active agents by high performance liquid chromatography (HPLC).
Edition 2002-02-22

Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
Edition 2005-02-02

Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
Edition 2006-07-05

Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
Edition 2005-12-21

Surface active agents - Determination of inorganic sulphate content in anionic surface active agents - Potentiometric lead selective electrode titration method
Edition 2006-03-08

SURFACE ACTIVE AGENTS. DETERGENTS. ANIONIC-ACTIVE MATTER STABLE TO ACID HYDROLYSIS. DETERMINATION OF TRACE AMOUNTS
Edition 1990-01-10

Water - Determination of anionic surfactants by methylene blue spectrophotometric method - Method of test
Edition 1989-09-30

Surface active agents; Detergents; Anionic-active matter hydrolyzable under alkaline conditions; Determination of hydrolyzable and non-hydrolyzable anionic-active matter
Edition 1973-12