BS EN 1420-1:1999

Superseded

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Influence of organic materials on water intended for human consumption. Determination of odour and flavour assessment of water in piping systems Influence of organic materials on water intended for human consumption. Determination of odour and flavour assessment of water in piping systems. Test method

Available format(s)

Hardcopy , PDF

Superseded date

29-02-2016

Language(s)

English

Published date

15-11-1999

Publisher

British Standards Institution

Foreword
      Introduction
1 Scope
2 Normative References
3 Terms and Definitions
4 Principle
5 Test Environment
6 Reagents
      6.1 Sodium thiosulfate solution
      6.2 Sodium hypochlorite solution
      6.3 Waters to be used for testing
      6.4 Cleaning liquids for glassware
7 Apparatus
      7.1 Apparatus for migration test procedure
      7.2 Apparatus for odour and flavour assessment
8 Sampling of Product and Test Pieces
      8.1 General
      8.2 Surface-area-to-volume ratio (S/V)
9 Preparation of Reagents and Apparatus
      9.1 Reference water
      9.2 Water with chlorine content
      9.3 Disinfection treatment water
      9.4 Cleaning of the glassware
10 23degreeC Test Procedure
      10.1 General
      10.2 Flushing
      10.3 Stagnation
      10.4 Prewashing
      10.5 Migration
11 Elevated Temperature Test Procedure
      11.1 General
      11.2 Flushing
      11.3 Stagnation
      11.4 Flushing
      11.5 Elevated temperature stagnation
      11.6 Rinsing
      11.7 Migration
12 Determination of TON and TFN
13 Expression of Results
14 Test Report
      14.1 General information
      14.2 Minimum information on the product
      14.3 Information on the procedure
      14.4 Test results
Annex A (informative) Arrangement for flushing large
        diameter pipes
Annex B (informative) Schematic presentation of the
        test method
      B.1 Products to be tested at (23+_2)degree C
      B.2 Products to be tested at elevated temperatures

Defines a test method for determining the odour and flavour of test waters are their contact with the organic materials used in piping systems, where the term products comprises fittings, pipes and ancillaries including their joints and coatings.

Committee	EH/6
DevelopmentNote	Supersedes 94/503608 DC. (09/2005)
DocumentType	Standard
Pages	16
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 1420:2016
Supersedes	94/503608 DC : MAY 94

Standards	Relationship
UNE-EN 1420-1:2000	Identical
EN 1420-1:1999	Identical
NBN EN 1420-1 : 1999	Identical
UNI EN 1420-1 : 2002	Identical
SN EN 1420-1 : 1999	Identical
NF EN 1420-1 : 1999	Identical
I.S. EN 1420-1:1999	Identical
NS EN 1420-1 : 1ED 1999	Identical
NEN EN 1420-1 : 1999	Identical
DIN EN 1420-1:1999-11	Identical

EN 1622:2006	Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN)
ISO 7393-2:1985	Water quality Determination of free chlorine and total chlorine Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes
ISO 5492:2008	Sensory analysis — Vocabulary