EN 12124:2005

Chemicals used for treatment of water intended for human consumption - Sodium sulfite

This document is applicable to sodium sulphite used for treatment of water intended for human consumption .It describes the characteristics and specifies the requirements of sodium sulphite and refers to the corresponding analytical methods. It gives information for its use in water treatment..

Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumsulfit

Diese Europäische Norm Dokument gilt für Natriumsulfit zur Aufbereitung von Wasser für den menschlichen
Gebrauch. Sie beschreibt die Eigenschaften von Natriumsulfit, legt die Anforderungen an Natriumsulfit fest
und verweist auf die entsprechenden Analysenverfahren. Sie gibt Informationen über die Anwendung in der
Wasseraufbereitung.

Produits chimiques utlisés pour le traitement de l'eau destiné à la consommation humaine - Sulfite de sodium

La présente Norme Européenne est applicable au sulfite de sodium utilisé pour le traitement de l'eau destinée
à la consommation humaine. Elle décrit les caractéristiques et spécifie les exigences et les méthodes d�essais
correspondantes applicables au sulfite de sodium. Elle donne des informations pour son emploi dans le
traitement de l'eau.

Kemikalije, ki se uporabljajo za pripravo pitne vode - Natrijev sulfit

General Information

• Status: Withdrawn
• Publication Date: 21-Jun-2005
• Withdrawal Date: 13-Nov-2012
• 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: 9960 - Withdrawal effective - Withdrawal
• Start Date: 14-Nov-2012
• Completion Date: 14-Nov-2012
• Directive: 305/2011 - Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
• Directive: 89/106/EEC - Construction products
• Ref Project: SIST EN 12124:2005 - Chemicals used for treatment of water intended for human consumption - Sodium sulfite

Relations

• Replaces: EN 12124:1998 - Chemicals used for treatment of water intended for human consumption - Sodium sulfite
• Effective Date: 22-Dec-2008
• Replaced By: EN 12124:2012 - Chemicals used for treatment of water intended for human consumption - Sodium sulfite
• Effective Date: 08-Jan-2011

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 - Natrijev sulfitProdukte zur Aufbereitung von Wasser für den menschlichen Gebrauch - NatriumsulfitProduits chimiques utlisés pour le traitement de l'eau destiné a la consommation humaine - Sulfite de sodiumChemicals used for treatment of water intended for human consumption - Sodium sulfite71.100.80Chemicals for purification of water13.060.20Pitna vodaDrinking waterICS:Ta slovenski standard je istoveten z:EN 12124:2005SIST EN 12124:2005en01-september-2005SIST EN 12124:2005SLOVENSKI
STANDARDSIST EN 12124:20001DGRPHãþD



SIST EN 12124:2005



EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 12124
June 2005 ICS 71.100.80
Supersedes EN 12124:1998
English version
Chemicals used for treatment of water intended for human consumption - Sodium sulfite
Produits chimiques utlisés pour le traitement de l'eau destiné à la consommation humaine - Sulfite de sodium
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumsulfit This European Standard was approved by CEN on 12 May 2005.
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 Central Secretariat 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 Central Secretariat has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36
B-1050 Brussels © 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12124:2005: ESIST EN 12124:2005



EN 12124:2005 (E) 2 Contents Page Foreword.3 Introduction.4 1 Scope.5 2 Normative references.5 3 Description.5 4 Purity criteria.7 Table 1 – Chemical parameters.8 5 Test methods.8 Table 2 - Procedures for the determination of chemical parameters.9 Figure 1 — Calculation of the element concentration in the test solution.11 Figure 2 – Calculation of the element concentration in the blank solution.12 Table 3 — Standard solution.14 6 Labelling – Transportation – Storage.14 Annex A (informative)
General information on sodium sulfite.16 Bibliography.18
SIST EN 12124:2005



EN 12124:2005 (E) 3 Foreword This European Standard (EN 12124:2005) 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 publi
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