EN 15072:2013

Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous

This European Standard is applicable to sodium dichloroisocyanurate, anhydrous used directly or used to prepare commercial formulations for disinfecting swimming pool water. It describes the characteristics of sodium dichloroisocyanurate, anhydrous and specifies the requirements and the corresponding test methods for sodium dichloroisocyanurate, anhydrous. It gives information on its use for treating swimming pool water and determines the rules relating to safe handling and use (see Annex B).

Produkte zur Aufbereitung von Schwimm- und Badebeckenwasser - Natriumdichlorisocyanurat, wasserfrei

Diese Europäische Norm gilt für Natriumdichlorisocyanurat, wasserfrei, das direkt zur Desinfektion von Schwimm- und Badebeckenwasser oder zum Herstellen handelsüblicher Zubereitungen für diesen Zweck verwendet wird. Sie beschreibt die Eigenschaften von Natriumdichlorisocyanurat, wasserfrei und legt die Anforderungen sowie die entsprechenden Prüfverfahren für Natriumdichlorisocyanurat, wasserfrei fest. Sie enthält Angaben zur Anwendung von Natriumdichlorisocyanurat, wasserfrei in der Aufbereitung von Schwimm- und Badebeckenwasser und legt Regeln für die sichere Handhabung und Verwendung fest (siehe Anhang B).

Produits chimiques utilisés pour le traitement de l'eau des piscines - Dichloroisocyanurate de sodium, anhydre

La présente Norme européenne est applicable au dichloroisocyanurate de sodium anhydre utilisé directement ou pour préparer des formulations commerciales pour désinfecter l’eau des piscines. Elle décrit les caractéristiques du dichloroisocyanurate de sodium anhydre et spécifie les exigences et les méthodes d’essai correspondant à ce produit. Elle donne des informations pour son utilisation dans le traitement de l’eau des piscines. Elle fixe également les règles relatives à la sécurité d’emploi et de manipulation (voir Annexe B).

Kemikalije, ki se uporabljajo za pripravo bazenske vode - Natrijev dikloroizocianurat, brezvodni

Ta evropski standard se uporablja za natrijev diklorizocianurat brez vode, ki se lahko uporablja neposredno ali za pripravo komercialnih oblik za dezinfekcijo bazenske vode. Opisuje značilnosti natrijevega diklorizocianurata brez vode ter določa zahteve in ustrezne preskusne metode zanj. Podaja informacije za uporabo natrijevega diklorizocianurata brez vode pri pripravi bazenske vode in določa pravila za varno ravnanje in uporabo (glej dodatek B).

General Information

• Status: Published
• Publication Date: 21-May-2013
• Withdrawal Date: 29-Nov-2013
• ICS: 71.100.80 - Chemicals for purification of water
• Technical Committee: CEN/TC 164 - Water supply
• Drafting Committee: CEN/TC 164/WG 9 - Drinking water treatment
• Current Stage: 9092 - Decision on results of review/2YR ENQ - revise - Review Enquiry
• Start Date: 14-Jun-2019
• Completion Date: 14-Apr-2025
• Ref Project: SIST EN 15072:2013 - Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous

Relations

• Replaces: EN 15072:2006+A1:2008 - Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous
• Effective Date: 29-May-2013
• Revised: prEN 15072 - Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous
• Effective Date: 19-Jan-2023

Overview

EN 15072:2013 (CEN) specifies requirements for sodium dichloroisocyanurate, anhydrous used directly or to prepare commercial formulations for disinfecting swimming pool water. The standard describes identification, physical and chemical properties, purity criteria, test methods and rules for safe handling, labelling, transport and storage. It is intended to support consistent quality, safe use and regulatory compliance for this pool disinfectant.

Key topics and technical requirements

• Identification and composition
  • Chemical name: 1‑sodium‑3,5‑dichloro‑1,3,5‑triazine‑2,4,6‑trione; empirical formula C3N3O3Cl2Na; CAS 2893‑78‑9.
  • Commercial form: white granular solid (tablets/granules).
  • Bulk density ≈ 0.9 g/cm³; solubility ~250 g/L at 25 °C.
• Purity and content
  • Minimum 62% (m/m) available chlorine.
  • Water content < 3% (m/m); sodium chloride < 0.05% (m/m).
  • Limits for toxic elements (mg/kg): As ≤10, Cd ≤1, Cr ≤6–10 (type dependent), Hg ≤0.02, Ni ≤3–5, Pb ≤4–15, Sb ≤5, Se ≤1 (see standard for type classifications).
• Hazard classification and labelling
  • GHS pictograms: oxidizer (GHS03), exclamation (GHS07), environment (GHS09).
  • Signal word: Danger.
  • Hazard statements: H272 (may intensify fire), H302 (harmful if swallowed), H400 (very toxic to aquatic life).
• Transport and storage
  • UN number 2465, Class 5.1 (oxidizers), packing group II (RID/ADR/IMDG/IATA).
  • Storage: original, tightly closed packaging; cool, dry place; incompatible with water, acids, organics, peroxides, hypochlorites, ammonium salts, oils/greases and basic products.
  • Shelf life: stable for at least three years under recommended conditions.
• Testing and sampling
  • Analytical and sampling methods referenced to EN 12931.

Applications and who uses EN 15072

• Practical use: formulation and quality control of pool disinfectants; dosing guidance (product provides free-chlorine release via hydrolysis and notes dosing example: to achieve 2.5 mg/L free chlorine add 3.97 g/m3 of product).
• Primary users:
  • Chemical manufacturers and suppliers of pool disinfectants
  • Pool operators and water treatment professionals
  • Test laboratories performing conformity and impurity analysis
  • Transporters, safety officers and regulatory authorities responsible for classification, labelling and storage

Related standards and regulatory references

• EN 12931 (sampling and analytical methods for sodium dichloroisocyanurate)
• Regulation (EC) No 1272/2008 (CLP/GHS labelling requirements)
• Transport regulations: RID, ADR, IMDG, IATA (UN 2465)

EN 15072:2013 helps ensure consistent quality, safe handling and regulatory alignment for sodium dichloroisocyanurate anhydrous used in swimming pool water treatment.

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Kemikalije, ki se uporabljajo za pripravo bazenske vode - Natrijev diklorizocianurat, brez vodeProdukte zur Aufbereitung von Schwimm- und Badebeckenwasser - Natriumdichlorisocyanurat, wasserfreiProduits chimiques utilisés pour le traitement de l'eau des piscines - Dichloroisocyanurate de sodium, anhydreChemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous71.100.80Chemicals for purification of water13.060.25Voda za industrijsko uporaboWater for industrial useICS:Ta slovenski standard je istoveten z:EN 15072:2013SIST EN 15072:2013en,fr,de01-julij-2013SIST EN 15072:2013SLOVENSKI
STANDARDSIST EN 15072:2006+A1:20081DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 15072
May 2013 ICS 71.100.80 Supersedes EN 15072:2006+A1:2008English Version
Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous
Produits chimiques utilisés pour le traitement de l'eau des piscines - Dichloroisocyanurate de sodium, anhydre
Produkte zur Aufbereitung von Schwimm- und Badebeckenwasser - Natriumdichlorisocyanurat, wasserfreiThis European Standard was approved by CEN on 28 March 2013.
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. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.
This European Standard exists 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15072:2013: ESIST EN 15072:2013

..........................................................................................8 6.3 Transportation regulations and labelling ......................................................................................... 10 6.4 Marking ................................................................................................................................................ 10 6.5 Storage ................................................................................................................................................. 10 Annex A (informative)
General information on sodium dichloroisocyanurate, anhydrous . 12 A.1 Origin . 12 A.2 Use . 12 Annex B (normative)
General rules relating to safety . 14 B.1 Rules for safe handling and use . 14 B.2 Emergency procedures . 14 Bibliography . 15
3 Foreword This document (EN 15072:2013) has been prepared by Technical Committee CEN/TC 164 “Water supply”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2013, and conflicting national standards shall be withdrawn at the latest by November 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 15072:2006+A1:2008. Significant technical differences between this edition and EN 15072:2006+A1:2008 are as follows:  Replacement of warning and safety precautions notes by labelling according to Regulation (EC) No 1272/2008. According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.
5 1 Scope This European Standard is applicable to sodium dichloroisocyanurate, anhydrous used directly or used to prepare commercial formulations for disinfecting swimming pool water. It describes the characteristics of sodium dichloroisocyanurate, anhydrous and specifies the requirements and the corresponding test methods for sodium dichloroisocyanurate, anhydrous. It gives information on its use for treating swimming pool water and determines the rules relating to safe handling and use (see Annex B). 2 Normative reference The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 12931, Chemicals used for treatment of water intended for human consumption — Chemicals for emergency use — Sodium dichloroisocyanurate, anhydrous 3 Description 3.1 Identification 3.1.1
...

SLOVENSKI STANDARD
01-julij-2013
Nadomešča:
SIST EN 15072:2006+A1:2008
Kemikalije, ki se uporabljajo za pripravo bazenske vode - Natrijev
dikloroizocianurat, brezvodni
Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate,
anhydrous
Produkte zur Aufbereitung von Schwimm- und Badebeckenwasser -
Natriumdichlorisocyanurat, wasserfrei
Produits chimiques utilisés pour le traitement de l'eau des piscines -
Dichloroisocyanurate de sodium, anhydre
Ta slovenski standard je istoveten z: EN 15072:2013
ICS:
13.060.25 Voda za industrijsko uporabo Water for industrial use
71.100.80 Kemikalije za čiščenje vode Chemicals for purification of
water
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 15072
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2013
ICS 71.100.80 Supersedes EN 15072:2006+A1:2008
English Version
Chemicals used for treatment of swimming pool water - Sodium
dichloroisocyanurate, anhydrous
Produits chimiques utilisés pour le traitement de l'eau des Produkte zur Aufbereitung von Schwimm- und
piscines - Dichloroisocyanurate de sodium, anhydre Badebeckenwasser - Natriumdichlorisocyanurat, wasserfrei
This European Standard was approved by CEN on 28 March 2013.

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. Up-to-date lists and bibliographical references concerning such national
standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.

This European Standard exists 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United
Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2013 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15072:2013: E
worldwide for CEN national Members.

Contents Page
Foreword .3
Introduction .4
1 Scope .5
2 Normative reference .5
3 Description .5
3.1 Identification .5
3.2 Commercial form .6
3.3 Physical properties .6
3.4 Chemical properties .7
4 Purity criteria .7
4.1 General .7
4.2 Composition of commercial product .7
4.3 Impurities and main by-products .7
4.4 Toxic substances .7
5 Test methods .8
6 Labelling - Transportation - Storage .8
6.1 Means of delivery .8
6.2 Labelling according to the EU legislation .8
6.3 Transportation regulations and labelling . 10
6.4 Marking . 10
6.5 Storage . 10
Annex A (informative) General information on sodium dichloroisocyanurate, anhydrous . 12
A.1 Origin . 12
A.2 Use . 12
Annex B (normative) General rules relating to safety . 14
B.1 Rules for safe handling and use . 14
B.2 Emergency procedures . 14
Bibliography . 15

Foreword
This document (EN 15072:2013) has been prepared by Technical Committee CEN/TC 164 “Water supply”,
the secretariat of which is held by AFNOR.
This European Standard shall be given the status of a national standard, either by publication of an identical
text or by endorsement, at the latest by November 2013, and conflicting national standards shall be withdrawn
at the latest by November 2013.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 15072:2006+A1:2008.
Significant technical differences between this edition and EN 15072:2006+A1:2008 are as follows:
 Replacement of warning and safety precautions notes by labelling according to Regulation (EC)
No 1272/2008.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following
countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech
Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece,
Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

Introduction
In respect of potential adverse effects on the quality of water intended for swimming pools caused by the
product covered by this European Standard, the following statements apply:
a) This European Standard provides no information as to whether the product may be used without
restriction 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 this product remain in force.
NOTE 1 Conformity with this European Standard 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 European Standard is subject to
regulation or control by National Authorities.
NOTE 2 This product is a biocide and needs to comply with the relevant legislation in force. In the European Union, at
the time of publication, this legislation is Directive 1998/8/EC [1].
1 Scope
This European Standard is applicable to sodium dichloroisocyanurate, anhydrous used directly or used to
prepare commercial formulations for disinfecting swimming pool water. It describes the characteristics of
sodium dichloroisocyanurate, anhydrous and specifies the requirements and the corresponding test methods
for sodium dichloroisocyanurate, anhydrous. It gives information on its use for treating swimming pool water
and determines the rules relating to safe handling and use (see Annex B).
2 Normative reference
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated references,
the latest edition of the referenced document (including any amendments) applies.
EN 12931, Chemicals used for treatment of water intended for human consumption — Chemicals for
emergency use — Sodium dichloroisocyanurate, anhydrous
3 Description
3.1 Identification
3.1.1 Chemical name
1-sodium - 3,5-dichloro - 1,3,5-triazine - 2,4,6-trione.
3.1.2 Synonym or common name
Sodium dichloroisocyanurate.
3.1.3 Relative molecular mass
219,98.
3.1.4 Empirical formula
C N O Cl Na.
3 3 3 2
3.1.5 Chemical formula
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