Name: NBN EN 903 : 1994
Brand: NBN

WATERKWALITEIT - BEPALING VAN DE ANIONISCHE OPPERVLAKACTIEVE STOFFEN DOOR METEN VAN DE METHYLEENBLAUWINDEX

Published date

01-12-2013

Publisher

Belgian Standards

Cooperating organizations
National foreword
Foreword
Method
1. Introduction
2. Scope and field of application
3. References
4. Principle
5. Reagents
6. Apparatus
7. Sampling and samples
8. Procedure
9. Expression of results
10. Interferences
11. Test report
Figure
1. Gas-stripping apparatus
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-references

ALSO NUMBERED AS BS 6068: SECTION 2.23: 1994. Describes how natural and synthetic anionic surface active substances may be determined as methylene-blue active substances (MBAS). Mentions the MBAS index, a summary parameter method. Coverage includes reagents, apparatus and procedure.

DocumentType	Standard
PublisherName	Belgian Standards
Status	Current

Standards	Relationship
UNI EN 903 : 1995	Identical
BS EN 903:1994	Identical
UNE-EN 903:1994	Identical
EN 903 : 1993	Identical

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NBN EN 903 : 1994

WATERKWALITEIT - BEPALING VAN DE ANIONISCHE OPPERVLAKACTIEVE STOFFEN DOOR METEN VAN DE METHYLEENBLAUWINDEX

Table of Contents

Abstract

General Product Information

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