FprEN 17978
(Main)Products used for treatment of water intended for human consumption and swimming pool water - Glass beads and glass granulate
Products used for treatment of water intended for human consumption and swimming pool water - Glass beads and glass granulate
This document is applicable to glass beads and glass granulate intended for treatment of water for human consumption, swimming pool and/or spa water. It solely describes the characteristics of glass beads and glass granulate and specifies the requirements and the corresponding test methods for glass beads and glass granulate.
General information on glass beads and glass granulate and general rules relating to safety is provided in Annex A.
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch und Schwimm- und Badebeckenwasser - Glaskugeln und Glasgranulat
Dieses Dokument ist anwendbar für Glaskugeln und Glasgranulat zur Aufbereitung von Wasser für den menschlichen Gebrauch, Schwimm- und Badebeckenwasser und/oder Wasser für Warmsprudelbecken. Es beschreibt ausschließlich die Eigenschaften von Glaskugeln und Glasgranulat und legt die Anforderungen sowie die entsprechenden Prüfverfahren für Glaskugeln und Glasgranulat fest.
Allgemeine Angaben zu Glasperlen und Glasgranulat und allgemeine Sicherheitsregeln enthält Anhang A.
Produits utilisés pour le traitement de l'eau destinée à la consommation humaine et de l'eau de piscine - Billes de verre et granulés de verre
Le présent document est applicable aux billes de verre et aux granulés de verre destinés au traitement de l'eau pour la consommation humaine et de l'eau de piscine et/ou de spa. Il décrit uniquement les caractéristiques des billes et granulés de verre et spécifie les exigences et les méthodes d'essai correspondantes pour les billes et granulés de verre.
Des informations générales relatives aux billes et granulés de verre et des règles générales relatives à la sécurité figurent à l'Annexe A.
Proizvodi za pripravo pitne in bazenske vode - Steklene kroglice in steklen granulat
General Information
Standards Content (Sample)
SLOVENSKI STANDARD
oSIST prEN 17978:2023
01-julij-2023
Proizvodi za pripravo pitne in bazenske vode - Steklene kroglice in steklen
granulat
Products used for treatment of water intended for human consumption and swimming
pool water - Glass beads and glass granulate
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Glasperlen und
Glasgranulat
Produits utilisés pour le traitement de l’eau destinée à la consommation humaine et de
l’eau de piscine - Billes de verre et granulés de verre
Ta slovenski standard je istoveten z: prEN 17978
ICS:
13.060.20 Pitna voda Drinking water
13.060.25 Voda za industrijsko uporabo Water for industrial use
71.100.80 Kemikalije za čiščenje vode Chemicals for purification of
water
oSIST prEN 17978:2023 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
oSIST prEN 17978:2023
oSIST prEN 17978:2023
DRAFT
EUROPEAN STANDARD
prEN 17978
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2023
ICS 71.100.80
English Version
Products used for treatment of water intended for human
consumption and swimming pool water - Glass beads and
glass granulate
Produkte zur Aufbereitung von Wasser für den
menschlichen Gebrauch - Glasperlen und Glasgranulat
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 164.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 17978:2023 E
worldwide for CEN national Members.
oSIST prEN 17978:2023
prEN 17978:2023 (E)
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 Description . 7
4.1 Identification . 7
4.1.1 Chemical name . 7
4.1.2 Synonyms or common names . 7
4.1.3 Chemical composition . 7
4.1.4 CAS registration number . 7
4.1.5 EINECS number . 7
4.2 Commercial forms . 7
5 Physical properties . 7
5.1 General. 7
5.2 Appearance . 7
5.2.1 Glass beads . 7
5.2.2 Glass granulate . 7
5.3 Mechanical stability . 8
5.4 Particle size distribution . 8
5.4.1 General. 8
5.4.2 Glass beads . 8
5.4.3 Glass granulate . 8
5.5 Grain size groups . 8
5.6 Density . 9
5.6.1 Bulk density (loose) . 9
5.6.2 Bulk density (packed) . 9
5.6.3 Absolute density . 9
6 Chemical properties . 10
7 Test methods . 11
7.1 Sampling . 11
7.2 Analyses. 11
7.2.1 Particle size distribution . 11
7.2.2 Bulk density (loose and packed) . 11
7.2.3 Water-extractable chemical components . 11
7.2.4 Analyses of the contaminants . 11
8 Labelling - transportation and storage . 14
8.1 Means of delivery . 14
2)
8.2 Risk and safety labelling according to the EU Regulations and Directives . 14
8.3 Transportation regulations and labelling . 14
8.4 Marking . 14
8.5 Storage . 14
8.5.1 Long term chemical stability . 14
oSIST prEN 17978:2023
prEN 17978:2023 (E)
Annex A (informative) General information on glass beads and glass granulate . 15
A.1 Origin . 15
A.1.1 Raw material . 15
A.1.2 Manufacturing process . 15
A.2 Typical properties . 15
A.2.1 Typical heavy metal content . 15
A.2.2 Mechanical Stability . 16
A.3 Application . 16
A.3.1 Function . 16
A.3.2 Specific amount . 16
A.3.3 Means of application. 16
A.3.4 Secondary effects . 16
A.4 Hydraulic characteristics . 17
A.4.1 Interstitial volume . 17
A.4.2 Head loss in filtration . 17
A.4.3 Expansion during backwashing. 17
Annex B (normative) General rules relating to safety . 18
B.1 Rules for safe handling and use . 18
B.2 Emergency procedures . 18
B.2.1 First aid . 18
B.2.2 Spillage . 18
B.2.3 Fire protection . 18
Bibliography . 19
oSIST prEN 17978:2023
prEN 17978:2023 (E)
European foreword
This document (prEN 17978:2023) has been prepared by Technical Committee CEN/TC 164 “Water
Supply”, the secretariat of which is held by AFNOR.
This document is currently submitted to the CEN Enquiry.
oSIST prEN 17978:2023
prEN 17978:2023 (E)
Introduction
In respect of potential adverse effects on the quality of swimming pool water and water intended for
human consumption, caused by the products covered by this document:
a) this document provides no information as to whether the products may be used without restrictions
in any of the Member States of the EU or EFTA;
b) it should be noted that, while awaiting the adoption of verifiable European criteria, existing national
regulations concerning the use and/or the characteristics of these products remain in force.
NOTE Conformity with this document does not confer or imply acceptance or approval of the products in any
of the Member States of the EU or EFTA. The use of the products covered by this document is subject to regulation
or control by National Authorities.
oSIST prEN 17978:2023
prEN 17978:2023 (E)
1 Scope
This document is applicable to glass beads and glass granulate intended for treatment of water for human
consumpt
...
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