EN 12174:2013

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

This European Standard is applicable to sodium hexafluorosilicate used for treatment of water intended for human consumption. It describes the characteristics of sodium hexafluorosilicate and specifies the requirements and the corresponding test methods for sodium hexafluorosilicate. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use of sodium hexafluorosilicate (see Annex B).

Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumhexafluorsilikat

Diese Europäische Norm gilt für Natriumhexafluorsilikat zur Aufbereitung von Wasser für den menschlichen Gebrauch. Es beschreibt die Eigenschaften von Natriumhexafluorsilikat und legt die Anforderungen sowie die entsprechenden Prüfverfahren für Natriumhexafluorsilikat fest. Es enthält Angaben zu seiner Anwendung in der Wasseraufbereitung. Es legt darüber hinaus Regeln für die sichere Handhabung und Verwendung von Natriumhexafluorsilikat fest (siehe Anhang B).

Produits chimiques utilisés pour le traitement de l’eau destinée à la consommation humaine - Hexafluorosilicate de sodium

La présente Norme européenne est applicable à l'hexafluorosilicate de sodium utilisé pour le traitement de l'eau destinée à la consommation humaine. Elle décrit les caractéristiques de l'hexafluorosilicate de sodium et spécifie les exigences et les méthodes d'essai correspondant à ce produit. 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 de l’hexafluorosilicate de sodium (voir Annexe B).

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

Ta evropski standard obravnava natrijev heksafluorosilikat, ki se uporablja za pripravo pitne vode. Opisuje značilnosti natrijevega heksafluorosilikata ter določa zahteve in ustrezne preskusne metode zanj. Vsebuje informacije za uporabo heksafluorosilikata pri pripravi vode. Določa tudi pravila za varno ravnanje z natrijevim heksafluorosilikatom in njegovo uporabo.

General Information

• Status: Withdrawn
• Publication Date: 21-May-2013
• Withdrawal Date: 10-May-2022
• ICS: 13.060.20 - Drinking water
• ICS: 71.060.50 - Salts
• 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
• Completion Date: 11-May-2022
• Ref Project: SIST EN 12174:2014 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate

Relations

• Replaces: EN 12174:2006 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
• Effective Date: 08-Jun-2022
• Replaced By: EN 12174:2022 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
• Effective Date: 26-Jun-2019

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 heksafluorosilikatProdukte zur Aufbereitung von Wasser für den menschlichen Gebrauch - NatriumhexafluorsilikatProduits chimiques utilisés pour le traitement de l’eau destinée à la consommation humaine - Hexafluorosilicate de sodiumChemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate71.100.80Chemicals for purification of water13.060.20Pitna vodaDrinking waterICS:Ta slovenski standard je istoveten z:EN 12174:2013SIST EN 12174:2014en,fr,de01-januar-2014SIST EN 12174:2014SLOVENSKI
STANDARDSIST EN 12174:20061DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 12174
May 2013 ICS 71.100.80 Supersedes EN 12174:2006English Version
Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Hexafluorosilicate de sodium
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumhexafluorsilikat 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 worldwide for CEN national Members. Ref. No. EN 12174:2013: ESIST EN 12174:2014

............................................................................................ 14 6.3 Transportation regulations and labelling .............................................................................................. 14 6.4 Marking ................................................................................................................................................... 15 6.5 Storage ................................................................................................................................................... 15 Annex A (informative)
General information on sodium hexafluorosilicate . 16 A.1 Origin . 16 A.2 Use . 16 Annex B (normative)
General rules relating to safety . 17 B.1 Rules for safe handling and use . 17 B.2 Emergency procedures . 17 Bibliography. 18
1) Chemical Abstracts Service Registry Number. 2) European Inventory of Existing Commercial Chemical Substances. 3) 100 kPa = 1 bar. SIST EN 12174:2014

Table 1 — Impurities Impurity Limit in mass fraction in % of commercial product Water- insoluble matter
max. 0,5 Moisture
max. 0,3 SIST EN 12174:2014
mg/kg of commercial product
Antimony (Sb) max. 80 Arsenic (As) max. 400 Cadmium (Cd) max. 40 Chromium (Cr) max. 400 Lead (Pb) max. 400 Mercury (Hg) max. 10 Nickel (Ni) max. 400 Selenium (Se) max. 80 NOTE Other chemical parameters and indicator parameters are not relevant in sodium hexafluorosilicate because the raw materials used in the manufacturing process are free of them. For parametric values of sodium hexafluorosilica
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