Name: UNI EN 15647 : 2009
Brand: UNI

SURFACE ACTIVE AGENTS - DETERMINATION OF THE DISPERSING EFFECT OF SURFACTANTS ON POWDER

Published date

04-09-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling and preparation of the test sample
8 Procedure
   8.1 Preparation of the surfactant solution
   8.2 Positioning of the cylinder
   8.3 Adjustment of the stirrer velocity
   8.4 Carrying out of the test
9 Calculation and expression of results
10 Precision
   10.1 Repeatability limit
   10.2 Reproducibility limit
11 Test report
Annex A (informative) - Statistical and other data derived
        from the results of interlaboratory tests
Bibliography

This European Standard specifies a method for the determination of the effectiveness of surface active agents to create and to stabilize a dispersion of pigment powder in water.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
EN 15647:2009	Identical

ISO 607:1980	Surface active agents and detergents Methods of sample division
ISO 5725-2:1994	Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995	Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)