EN 12910:2012

Products used for treatment of water intended for human consumption - Garnet

This European Standard is applicable to garnet used for treatment of water intended for human consumption. It describes the characteristics of garnet and specifies the requirements and the corresponding test methods for garnet. It gives information on its use in water treatment.

Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Granatsand

Diese Europäische Norm gilt für Granatsand zur Aufbereitung von Wasser für den menschlichen Gebrauch. Sie beschreibt die Eigenschaften von Granatsand und legt die Anforderungen sowie die entsprechenden Prüfverfahren für Granatsand fest. Sie enthält Angaben zu dessen Anwendung in der Wasseraufbereitung.

Produits utilisés pour le traitement de l'eau destinée à la consommation humaine - Grenat

La présente Norme européenne s’applique au grenat utilisé pour le traitement de l’eau destinée à la consommation humaine. Elle décrit les caractéristiques du grenat et spécifie les exigences et les méthodes d’essai correspondantes. Elle donne des informations sur son emploi dans le traitement de l’eau.

Proizvodi, ki se uporabljajo za pripravo pitne vode - Granat

Ta evropski standard obravnava granat, ki se uporablja za pripravo pitne vode. Opisuje značilnosti granata in določa zahteve ter ustrezne preskusne metode zanj. Podaja informacije o uporabi granata pri pripravi vode.

General Information

• Status: Published
• Publication Date: 13-Nov-2012
• Withdrawal Date: 30-May-2013
• 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: 9060 - Closure of 2 Year Review Enquiry - Review Enquiry
• Start Date: 02-Dec-2024
• Completion Date: 02-Dec-2024
• Ref Project: SIST EN 12910:2013 - Products used for treatment of water intended for human consumption - Garnet

Relations

• Replaces: EN 12910:2005 - Products used for treatment of water intended for human consumption - Garnet
• Effective Date: 08-Jan-2011

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Proizvodi, ki se uporabljajo za pripravo pitne vode - GranatProdukte zur Aufbereitung von Wasser für den menschlichen Gebrauch - GranatsandProduits utilisés pour le traitement de l'eau destinée à la consommation humaine - GrenatProducts used for treatment of water intended for human consumption - Garnet71.100.80Chemicals for purification of water13.060.20Pitna vodaDrinking waterICS:Ta slovenski standard je istoveten z:EN 12910:2012SIST EN 12910:2013en,fr,de01-december-2013SIST EN 12910:2013SLOVENSKI
STANDARDSIST EN 12910:20061DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 12910
November 2012 ICS 71.100.80 Supersedes EN 12910:2005English Version
Products used for treatment of water intended for human consumption - Garnet
Produits utilisés pour le traitement de l'eau destinée à la consommation humaine - Grenat
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Granatsand This European Standard was approved by CEN on 9 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 12910:2012: ESIST EN 12910:2013

Andradite Ca3Fe2(SiO4)3.
NOTE Both forms can have other metals in partial substitution for the major constituents. 4.2 Commercial form Each of the two main types of garnet is available in different particle size grades. 5 Physical properties 5.1 Appearance The product is a pink, red or brown to black coloured granular material. Cubic crystals; the particle shape can be angular to sub-angular to rounded depending on origin. The product shall be generally homogeneous and shall be visibly free of extraneous matter. SIST EN 12910:2013

The maximum contents of oversize and undersize shall be a mass fraction of 5 % for application of the product as a filtration layer in multi media filters and a mass fraction of 10 % for use in single media filters. For use as a support layer, maximum mass fractions of oversize and undersize of 15 % are acceptable. See A.2.3 for examples of available particle sizes that are used. NOTE 2 Other values can be necessary for certain applications. 5.3 Density 5.3.1 General The density of garnet varies with the mineralogical form. Garnet with absolute density lower than 3,8 g/cm3 should not be used in multi media sand - garnet filters to prevent interm
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