ISO 756-2:1981
Propan-2-ol for industrial use; Methods of test; Part 2: Determination of acidity; Titrimetric method

Standard No.

ISO 756-2:1981

Release Date

1981

Published By

International Organization for Standardization (ISO)

Status

Withdraw 2002-05

Latest

ISO 756-2:1981

Scope

The principle consists in dilution of a test portion with carbon dioxide-free water, titration of the acidity with standard volumetric sodium hydroxide solution, in the presence of phenolphthalein as indicator. The method is applicable to products having an acidity, expressed as acetic acid, equal to or greater than 0, 0006 % (m/m).

ISO 756-2:1981 history

• 1981 ISO 756-2:1981 Propan-2-ol for industrial use; Methods of test; Part 2: Determination of acidity; Titrimetric method