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I.S. EN ISO 8799:2009

Current

Current

The latest, up-to-date edition.

SURFACE ACTIVE AGENTS - SULFATED ETHOXYLATED ALCOHOLS AND ALKYLPHENOLS - DETERMINATION OF CONTENT OF UNSULFATED MATTER

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2009

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents and materials
5 Apparatus
6 Sampling
7 Procedure
   7.1 Test portion
   7.2 Preparation of the ion-exchange resins
       7.2.1 Anion-exchange resin clean-up
       7.2.2 Cation-exchange resin clean-up
   7.3 Final preparation of resins
   7.4 Arrangement of the mixed-bed exchange column
   7.5 Separation of unsulfated matter
   7.6 Check of the ion-exchange resin
8 Calculation and expression of results
9 Precision
   9.1 Repeatability limit
   9.2 Reproducibility limit
10 Test report
Annex A (informative) - Statistical and other data derived
        from the results of interlaboratory tests
Bibliography

Describes a method for the determination of the content of unsulfated matter present in ordinary commercial neutralized products of sulfation of ethoxylated alcohols or alkylphenols [alkyl oxyethylene sulfates (ethoxylated alcohol sulfates) or alkylphenol oxyethylene sulfates (ethoxylated alkylphenol sulfates)] containing an average of not more than 20 oxyethylene groups per molecule.

DocumentType
Standard
Pages
17
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

ISO 2271:1989 Surface active agents Detergents Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
ISO 607:1980 Surface active agents and detergents Methods of sample division
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
EN 14480:2004/AC:2006 SURFACE ACTIVE AGENTS - DETERMINATION OF ANIONIC SURFACE ACTIVE AGENTS - POTENTIOMETRIC TWO-PHASE TITRATION METHOD
ISO 6842:1989 Surface active agents — Sulfated ethoxylated alcohols and alkylphenols — Determination of total active matter content

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