UNI EN 12873-4 : 2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
INFLUENCE OF MATERIALS ON WATER INTENDED FOR HUMAN CONSUMPTION - INFLUENCE DUE TO MIGRATION - PART 4: TEST METHOD FOR WATER TREATMENT MEMBRANES
16-12-2021
01-01-2006
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Test method
5.1 Principle
5.2 Reagents and apparatus
5.2.1 General
5.2.2 Test water
5.2.3 Flushing water
5.2.4 Cleaning agent
5.2.5 Procedural blank
5.2.6 Test rig
5.3 Test samples
5.3.1 General requirements
5.3.2 Sample storage
5.4 Procedure
5.4.1 Test temperature
5.4.2 Start up procedure
5.4.3 Leaching test
5.4.4 Cleaning and disinfection
6 Analysis
7 Expression of results
7.1 Concentrations in the extracts
7.2 Daily migration rates
7.2.1 Calculation based on concentrations in
extracts from one-pass sampling, T[1] to T[3]
7.2.2 Calculation based on concentrations in
leachates after re-circulation, R[1] and R[2]
8 Test report
Annex A (informative) Diagram of the test procedure
Annex B (informative) Schematic diagram of an example test rig
Bibliography
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