QB/T 2623.2-2020
Test methods of soaps-Determination of total free alkali content in soaps(ISO 684:1974, Analysis ofsoaps-Determination oftotal free alkali, MOD)
QB/T 2623.1-2020
Test methods of soaps-Determination offree caustic alkali content in soaps(ISO 456:1973, Surface active agents-Analysis of soaps-Determination of free caustic alkali, MOD)
QB/T 2623.2-2003
QB/T 2623.1-2003
KS M ISO 456-2007(2017)
Surface active agents-Analysis of soaps-Determination of free caustic alkali
BS 1715-2.3:1989
Analysis of soaps. Quantitative test methods-Method for determination of free caustic alkali content
DIN 52802
Analysis of soaps; determination of the content of free caustic alkali
BS 1715-2.2:1989
Analysis of soaps. Quantitative test methods-Method for determination of total free alkali content
EN 13435:2001
BS EN 13435:2002
Surface active agents. Determination of free amine content of alkyl dimethyl betaines
UNE-EN 13435:2002
Surface active agents - Determination of free amine content of alkyl dimethyl betaines.
DIN EN 13435
Surface active agents - Determination of free amine content of alkyl dimethyl betaines; English version of DIN EN 13435
ISO 5933:1980
Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use — Determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates — Furil alpha-dioxime photometric method