The principle of the method consists in the potentiometric titration of a test portion not exceeding 10 g and containing not more than 0.150 g of phthalic acid, with a standard volumetric solution of triethylamine in anhydrous butanone. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.
Status : WithdrawnPublication date : 1977-02
Edition : 1Number of pages : 2
A standard is reviewed every 5 years
Revisions / Corrigenda