I.S. EN 1420-1:1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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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 - PART 1 - TEST METHOD
Hardcopy , PDF
14-02-2016
English
01-01-1999
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.
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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 23 degree C 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 after their contact with the organic materials used in piping systems, where the term products comprises fittings, pipes and ancillaries including their joints and coatings.
| DocumentType |
Standard
|
| Pages |
21
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-EN 1420-1:2000 | Identical |
| BS EN 1420-1:1999 | 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 |
| 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 |
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