EN 12174:2006

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

This document 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

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

Le présent document est applicable à l'hexafluorosilicate de sodium utilisé pour le traitement de l'eau destinée à la consommation humaine. Il décrit les caractéristiques de l'hexafluorosilicate de sodium et spécifie les exigences et les méthodes d'essai correspondantes pour ce produit. Il donne des informations pour son emploi dans le traitement de l'eau. Il 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

General Information

• Status: Withdrawn
• Publication Date: 25-Jul-2006
• Withdrawal Date: 21-May-2013
• 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
• Start Date: 22-May-2013
• Completion Date: 22-May-2013
• Ref Project: SIST EN 12174:2006 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate

Relations

• Replaces: EN 12174:2001 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
• Effective Date: 22-Dec-2008
• Replaced By: EN 12174:2013 - Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
• Effective Date: 08-Jun-2022

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 a 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 12174:2006SIST EN 12174:2006en01-oktober-2006SIST EN 12174:2006SLOVENSKI
STANDARDSIST EN 12174:20011DGRPHãþD

EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 12174July 2006ICS 13.060.20; 71.060.50; 71.100.80Supersedes EN 12174:2001
English VersionChemicals used for treatment of water intended for humanconsumption - Sodium hexafluorosilicateProduits chimiques utilisés pour le traitement de l'eaudestinée à la consommation humaine - Hexafluorosilicatede sodiumProdukte zur Aufbereitung von Wasser für denmenschlichen Gebrauch - NatriumhexafluorsilikatThis European Standard was approved by CEN on 23 June 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards 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 translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.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, Romania,Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2006 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12174:2006: ESIST EN 12174:2006

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 12174:2006

max. 0,5 Moisture
max. 0,3 SIST EN 12174:2006
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 hexafluorosilicate on trace metal content in drinking water, see [1].
5 Test methods 5.1 Sampling Observe the general recommendations of ISO 3165 and take account of ISO 6206.
Prepare the laboratory sample(s) required by the relevant procedure described in ISO 8213. NOTE Sodium hexafluorosilicate presents a toxic hazard through inhalation of dust (see B.1). 5.2 Analyses 5.2.1 Main product The sodium hexafluorosilicate c
...