GOST R ISO 4327-1994
Non-ionic surface active agents. Polyalkoxylated derivatives. Determination of hydroxyl value. Phtalic anhydride method

Standard No.

GOST R ISO 4327-1994

Release Date

1994

Published By

RU-GOST R

Latest

GOST R ISO 4327-1994

Scope

This standard describes a method for determining the hydroxyl number of polyoxyalkyl condensation products by esterification of hydroxyl

GOST R ISO 4327-1994 Referenced Document

• GOST 14870-1977 Reagents. Methods for determination of water
• GOST 22386-1977 Synthetic fatty acids and alcohols. Method for determination of acid value
• GOST 25644-1988 Synthetic detergents powdered. General technical requirements
• GOST 29131-1991 Liquid chemical products. Measurement of colour in Hazen units (platinum-cobalt scale)
• GOST 4255-1975 Petroleum products. Method for determination of melting point by Zhukov

GOST R ISO 4327-1994 history

• 1994 GOST R ISO 4327-1994 Non-ionic surface active agents. Polyalkoxylated derivatives. Determination of hydroxyl value. Phtalic anhydride method