SIST EN 1421:2013
(Main)Chemicals used for treatment of water intended for human consumption - Ammonium chloride
Chemicals used for treatment of water intended for human consumption - Ammonium chloride
This European Standard 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.
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Ammoniumchlorid
Diese Europäische Norm gilt für Ammoniumchlorid zur Aufbereitung von Wasser für den menschlichen Gebrauch. Sie beschreibt die Eigenschaften von Ammoniumchlorid, legt die Anforderungen an Ammoniumchlorid fest und verweist auf die entsprechenden Analysenverfahren. Sie enthält Angaben zu dessen Anwendung in der Wasseraufbereitung. Sie 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
La présente Norme européenne s'applique au chlorure d'ammonium utilisé pour le traitement de l'eau destinée à la consommation humaine. Elle décrit les caractéristiques du chlorure d'ammonium et en spécifie les exigences ainsi que les méthodes d’analyse correspondantes. Elle donne des informations pour son emploi dans le traitement de l'eau. Elle fixe également les règles relatives à la sécurité d'emploi et de manipulation du chlorure d’ammonium (voir Annexe B).
Kemikalije, ki se uporabljajo za pripravo pitne vode - Amonijev klorid
Ta evropski standard obravnava amonijev klorid, ki se uporablja za pripravo pitne vode. Opisuje značilnosti in določa zahteve za amonijev klorid ter se nanaša na ustrezne analizne metode. Standard podaja informacije za uporabo amonijevega klorida pri pripravi pitne vode. Določa tudi pravila za varno ravnanje z amonijevim kloridom in njegovo uporabo.
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Kemikalije, ki se uporabljajo za pripravo pitne vode - Amonijev kloridProdukte zur Aufbereitung von Wasser für den menschlichen Gebrauch - AmmoniumchloridProduits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Chlorure d'ammoniumChemicals used for treatment of water intended for human consumption - Ammonium chloride71.100.80Chemicals for purification of water13.060.20Pitna vodaDrinking waterICS:Ta slovenski standard je istoveten z:EN 1421:2012SIST EN 1421:2013en,fr,de01-maj-2013SIST EN 1421:2013SLOVENSKI
STANDARDSIST EN 1421:20051DGRPHãþD
SIST EN 1421:2013
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1421
November 2012 ICS 71.100.80 Supersedes EN 1421:2005English Version
Chemicals used for treatment of water intended for human consumption - Ammonium chloride
Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Chlorure d'ammonium
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Ammoniumchlorid This European Standard was approved by CEN on 23 September 2012.
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 © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1421:2012: ESIST EN 1421:2013
EN 1421:2012 (E) 2 Contents Page Foreword .3Introduction .41Scope .52Normative references .53Description .54Purity criteria .75Test methods .96Labelling – Transportation – Storage . 10Annex A (informative)
General information on ammonium chloride . 12Annex B (normative)
General rules relating to safety . 13Bibliography . 14 SIST EN 1421:2013
EN 1421:2012 (E) 3 Foreword This document (EN 1421:2012) 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 May 2013, and conflicting national standards shall be withdrawn at the latest by May 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 1421:2005. The significant technical differences between this edition and EN 1421:2005 are as follows: Modification of 6.2 on labelling, deletion of the reference to EU Directive 80/778/EEC of 15 July 1980 in order to take account of the latest Directive in force. 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.
SIST EN 1421:2013
EN 1421:2012 (E) 4 Introduction In respect of potential adverse effects on the quality of water intended for human consumption caused by the product covered by this European Standard: 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 Conformity with this European Standard does not confer or imply acceptance or approval of the product in any of the Member States of the EU or EFTA. The use of the product covered by this European Standard is subject to regulation or control by National Authorities.
SIST EN 1421:2013
EN 1421:2012 (E) 5 1 Scope This European Standard 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). 2 Normative references 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 1233, Water quality — Determination of chromium — Atomic absorption spectrometric methods EN ISO 3696, Water for analytical laboratory use — Specification and test methods (ISO 3696) EN ISO 11885, Water quality — Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 11885) EN ISO 11969, Water quality — Determination of arsenic — Atomic absorption spectrometric method (hydride technique (ISO 11969) EN ISO 12846, Water quality — Determination of mercury — Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846) ISO 2762,Hydrochloric acid for industrial use — Determination of soluble sulfates — Turbidimetric method ISO 3165, Sampling of chemical products for industrial use — Safety in sampling ISO 3332, Ammonium sulphate for industrial use — Determination of ammoniacal nitrogen content — Titrimetric method after distillation ISO 6206, Chemical products for industrial use — Sampling — Vocabulary ISO 6332, Water quality — Determination of iron — Spectrometric method using 1,10-phenanthroline ISO 8213, Chemical products for industrial use — Sampling techniques — Solid chemical products in the form of particles varying from powders to coarse lumps ISO 8288:1986, Water quality — Determination of cobalt, nickel, copper, zinc, cadmium and lead — Flame atomic absorption spectrometric methods ISO 9965, Water quality — Determination of selenium — Atomic absorption spectrometric method (hydride technique) 3 Description 3.1 Identification 3.1.1 Chemical name
Ammonium chloride. SIST EN 1421:2013
EN 1421:2012 (E) 6 3.1.2 Synonym or common name
Sal-ammoniac. 3.1.3 Relative molecular mass
53,5. 3.1.4 Empirical formula
NH4Cl. 3.1.5 Chemical formula
NH4Cl. 3.1.6 CAS Registry Number 1)
12125-02-9. 3.1.7 EINECS reference 2)
235-186-4. 3.2 Commercial form
Ammonium chloride is available as a powder. 3.3 Physical properties 3.3.1 Appearance and odour The product is a white powder or white crystals, without any odour. 3.3.2 Density The density of the product is 1,53 g/cm3 at 20 °C. The bulk density is 0,6 g/cm3 to 1 g/cm3 depending on particle size. 3.3.3 Solubility in water The solubility of the product in water at 20 °C is 374 g/l. The s
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