EN 1421:2022

Chemicals used for treatment of water intended for human consumption - Ammonium chloride

This document is applicable to ammonium chloride used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements of ammonium chloride and refers to the corresponding analytical methods. It gives information for its use in water treatment. It also determines the rules relating to safe handling and use of ammonium chloride (see Annex B).

Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Ammoniumchlorid

Dieses Dokument gilt für Ammoniumchlorid zur Aufbereitung von Wasser für den menschlichen Gebrauch. Es beschreibt die Eigenschaften von Ammoniumchlorid, legt die Anforderungen an Ammoniumchlorid fest und verweist auf die entsprechenden Analysenverfahren. Es enthält Angaben zu dessen Anwendung in der Wasseraufbereitung. Es legt darüber hinaus Regeln für die sichere Handhabung und Verwendung von Ammoniumchlorid fest (siehe Anhang B).

Produits chimiques utilisés pour le traitement de l’eau destinée à la consommation humaine - Chlorure d’ammonium

Le présent document s’applique au chlorure d’ammonium utilisé pour le traitement de l’eau destinée à la consommation humaine. Il décrit les caractéristiques du chlorure d’ammonium et spécifie les exigences et les méthodes d’essai correspondantes. Il donne des informations sur son emploi pour le traitement de l’eau. Il détermine également les règles relatives à la manipulation et à l’utilisation en toute sécurité du chlorure d’ammonium (voir l’Annexe B).

Kemikalije, ki se uporabljajo za pripravo pitne vode - Amonijev klorid

Ta dokument obravnava amonijev klorid, ki se uporablja za pripravo pitne vode. Opisuje značilnosti in določa zahteve za amonijev klorid ter se navezuje na ustrezne analizne metode. Podaja informacije za njegovo uporabo pri pripravi pitne vode. Določa tudi pravila za varno ravnanje z amonijevim kloridom in njegovo uporabo (glej dodatek B).

General Information

• Status: Published
• Publication Date: 19-Apr-2022
• Withdrawal Date: 30-Oct-2022
• 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: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 20-Apr-2022
• Due Date: 04-Dec-2021
• Completion Date: 20-Apr-2022
• Ref Project: SIST EN 1421:2022 - Chemicals used for treatment of water intended for human consumption - Ammonium chloride

Relations

• Replaces: EN 1421:2012 - Chemicals used for treatment of water intended for human consumption - Ammonium chloride
• Effective Date: 26-Jun-2019

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 1421:2022
01-julij-2022
Nadomešča:
SIST EN 1421:2013
Kemikalije, ki se uporabljajo za pripravo pitne vode - Amonijev klorid
Chemicals used for treatment of water intended for human consumption - Ammonium
chloride
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch -
Ammoniumchlorid
Produits chimiques utilisés pour le traitement de l’eau destinée à la consommation
humaine - Chlorure d’ammonium
Ta slovenski standard je istoveten z: EN 1421:2022
ICS:
13.060.20 Pitna voda Drinking water
71.100.80 Kemikalije za čiščenje vode Chemicals for purification of
water
SIST EN 1421:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 1421:2022

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SIST EN 1421:2022


EN 1421
EUROPEAN STANDARD

NORME EUROPÉENNE

April 2022
EUROPÄISCHE NORM
ICS 71.100.80 Supersedes EN 1421:2012
English Version

Chemicals used for treatment of water intended for human
consumption - Ammonium chloride
Produits chimiques utilisés pour le traitement de l'eau Produkte zur Aufbereitung von Wasser für den
destinée à la consommation humaine - Chlorure menschlichen Gebrauch - Ammoniumchlorid
d'ammonium
This European Standard was approved by CEN on 13 March 2022.

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, 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, Turkey and
United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 1421:2022 E
worldwide for CEN national Members.

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SIST EN 1421:2022
EN 1421:2022 (E)
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 7
4 Description . 7
4.1 Identification . 7
4.2 Commercial form . 7
4.3 Physical properties . 7
4.4 Chemical properties . 8
5 Purity criteria . 9
5.1 General. 9
5.2 Composition of commercial product .
...