ISO 756-2:1981

Propan-2-ol for industrial use — Methods of test — Part 2: Determination of acidity — Titrimetric method

95.99 Withdrawal of Standard 27 maj 2002

General information

Current stage: 95.99 Effective date: 27 maj 2002

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.080.60

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).

Life cycle

PREVIOUSLY

Revises
ISO/R 756:1968

NOW

WITHDRAWN
ISO 756-2:1981
95.99 Withdrawal of Standard
27 maj 2002

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