ISO 1385-4:1977

Phthalate esters for industrial use — Methods of test — Part 4: Determination of acidity to phenolphthalein — Titrimetric method

The principle consists in titration of the acidity in a test portion, in ethanolic medium, with standard volumetric sodium hydroxide solution using phenolphthalein as indicator. - ISO 1385, Part 1 to Part 5 replace ISO Recommendation R 1385-1970.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.080.70

Statut:

Annulée

Date de Publication:

1977-01-31

Numéro Standard:

ISO 1385-4:1977