1、STD-BSI BS EN 12901-ENGL 1999 = 1b24bb9 0811477 410 = BRITISH STANDARD Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Definitions The European Standard EN 12901:1999 has the status of a British Standard ICs 01.040.71; 71.100.80 NO
2、 COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHI LAW BS EN 12901:1999 STD.BS1 BS EN 12901-ENGL 1999 D 1b2Ybb9 083rL478 357 BS EN 12901:1999 National foreword This British Standard is the English language version of EN 12901:1999. It also includes the French and German texts of EN 129
3、01:1999. The K participation in its preparation was entsusted to Technid CII/59, Chemicals for drinking water ment, which has the responsibility to: - aid enquirem to understand the tea - present to the responsible European committee any enquiries on the - monitor related international and European
4、developments and promulgate interpretation, or proposais for change, and keep the UK interests informe them in the UK A list of organizations represented on this committee can be obtained on request td its secretary. Additional information I Article 8 of the Council of the European Community Directi
5、ve S/i/EEC relating to the qdty of water intended for human consumpton requires Member States to ensure that substances used in the preparation of drinkkg water do not cause any contravention of the mcuomUm admissible concentrations prescribed in annex 1 to the Directive. This requirement is given e
6、ffect in England and Wales by regulation 25 of the Water Supply (Water Quaiity) Regulations 1989 (similar provisions apply in Scotland and Northern Ireland). Regulation 25 makes provision for attaching conditions of use to chemicals and fiiter media which are authorized for use in public water suppl
7、ies. Details of conditions of use are contained in the Secretary of States List of Alrprove Products published by the Drin- Water Inspectorate, Floor ZA1, Ashdown House, 123 Victoria Street, London SWlE 6DE. Cross-references The British Standards which implement intemational or European publications
8、 referred to in this document may be found in the BSI Standards Catalogue under the section entitled “Internaonai Standards Correspondence Index“, or by using the “Find“ facility of the WI Standards Electronic Catalogue. A British Standard does not purport to include ail the necessary provisions of
9、a contract Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from lega obligations. I Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 24, an insi
10、de back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued Amendments issued since publication This British Standard, having been prepared under the direction of the Sector Commiaee for Matends and Chemicals, was published under th
11、e authority of he Standards Committee and comes into effect on 15 November 1999 0 BSI 11-1999 ISBN O 680 36442 3 I Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12901 August 1999 ICs 01.040.71; 71.100.80 English version Products used for treatment of water intended for human consumpt
12、ion - Inorganic supporting and filtering materials - Def i nit ions Produits utiliss pour le traitement de leau destine la consommation humaine - Matbtiaux inorganiques de filtration et de supporl - DBfinitions Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch - Anorganische Filterhi
13、lfs- und Filtermatenalien - Definitionen This European Standard was approved by CEN on 21 July 1999. CEN members are bound to comply with the CENICENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up
14、-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 und
15、er the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official venions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark. Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxe
16、mbourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMllTEE FOR STANDARDIZATION EUROPISCHES KOMITEE FUR NORMUNG COMITE EUROPEEN DE NORMALISATION Central Secretarlat: rue de Stassart, 36 8-1050 Brussels 1999 CEN All tights of exploitation in any form and b
17、y any means reserved worldwide for CEN national Members. Ref. No. EN 12901:1999 E STD-BSI BS EN 12901-ENGL 1999 Lb2LibbS 08LL480 TO5 9 y E O m o a .- U .- - o O (P C .- E e I. :i 2s -8% - -= ES QE Er 2424 22 E O 3 C - E E O .I .I- a 0 o! 2 L .I- P) n a 2 o) E ao iY STDUBS1 BS EN 12903-ENGL 5999 m 3b
18、24bb9 0833483 734 m Z W a U 2 O - i C a, 0 c 3 A= U 3 a, c 3 U a, al .- F c i n .- c .- 5g Li j :s u- - U S o, .- .- .- 5 Lc O W 5 c z 9 z 3 Y W a 0 2 U C 3 O r“ STD-BSI BS EN 129011-ENGL 1999 = lb24bb9 08LL485 597 Z W m a - In .- t o .c .- I (3 )r VI C ici .- P (3 U C 3 0 C U 3 o C .- - .- STD.BSI
19、BS EN 12901-ENGL lqqq 1b24bb 0811488 2Tb rn L! c C An “ WY c z I II 3 31 al 5- Y ua ua 3 z W u) o) 3 U 3 .I I L x c u) 3 :I & L n (o u) o) E o) a .- e a L o 3 U % I (o - I E c o v) E o) 0 W o) c o u) 3 .- .- - L x I (o LO Q,& fC u) o) U a E I .- 5 p. E! n v) o) o) Y .- t- t- u al - C .- u) al o - .-
20、 5 Q al f c O c. .- E c .- u) al o - .- 5 P al 5 - .- E 2i E *- =O u) E R1 i % - m .- L u al T3 v) c Ca U 3 Q .- -) c) E (II O L. STDeBSI BS EN L290L-ENGL 1937 1b24bb9 08LL47L 890 z W Qo e, U m al U - c O o) C 3 K C L =- % C o) c a cn cn 3 Qo 8 U c O o L J v) c 9 3 u) O Q STD.BSI BS EN 12901-ENGL 19
21、99 W Lb24bb 0811492 727 Q) Y Q) Q) Q) Y Q, q o, o, 8 q o, STDmBSI BS EN 12901-ENGL 1999 1b24bb9 OBI11493 bb3 - al m A 7.5 B 4.2 6.2 0 3 6.1 E 2.10 F 3.1 7.4 G 2.3 K 2.4 3.2 8.1 2.7 2.1 2.8 2.2 2.7 3.3 4.3 0.3 8.2 6.3 STD.BSI BS EN L290L-ENGL L99q Lb24bb9 08LL495 436 m Page 17 EN 12901 : 1999 STICH W
22、ORTVERZEICHNIS (Deutsch) Asche Blasen - geschlossene Poren Bettdehnung Dichte Druckverlust Effektive Korngre (ilo) Feststoffdichte (p,) Flchtige Bestandteile Grtkorn Kleinctkorn Kornrohdichte (pi,) Kornform Kornf raktion Korngre Korngrenverteilung Korngruppe Korn klasse Kornnadichte (1) Kornporositt
23、 (rrp) Kornrauhig keit Kornctruktur Kuchenpermeabilitat STD.BSI BS EN 12901-ENGL A999 1b24bb9 0BLJ149b 372 = Page 18 EN 12901:1999 6.4 M 5.1 2.12 N 2.1 3 P 6.3 4.1 4 R 9.2 3.5 S 7.1 3.4 4.4 2.9 u 2.1 1 2.6 2.5 v 9.2 9.2.1 9.2.2 w 7.3 7.2 9.1 Kuchendichte Mechanische Stabilitt Minimale Korngre (iI) N
24、enn korngre Permeabilitt Poren Porositt Reproduzierbarkeit Rtteld ic hte (13,) Surelslich keit Schttdichte (13) Schttungcporocitat (L) Siebkurve Ungleichfrmigkeitsgrad (u) Unterkornanteil Uberkornanteil Vergleichprzision Vergleich bedingungen Vergleichgrenze Wasserextrahierbarkeit Wasserlslichkeit W
25、iederholprticion STDoBSI BS EN 1290L-ENGL J999 m 1b24bb 08LL497 209 = Page 19 EN 12901:1999 9.1.1 W iederholbedingungen 9.1.2 W iederholgrenze Z 4.4 Zwischenraumvolumen ( L) I Page 20 EN 12901:1999 ALPHABETICAL INDEX (English) A 3.1 7.1 7.1 7.5 B 3.6 4.2 3.4 3.5 C 6.4 6.3 4.2 D 3 E 2.10 Effective si
26、ze (do) 6.2 Expansion 4.4 External porosity ( L) G 2.2 Grading H 6.1 Headloss I 7.6 Ignition loss 4.4 Interstitial volume (L) Absolute density (pA) Acid loss Acid-soluble material Ash Bed density Blisters Bulk density, loose (13.) Bulk density, packed (k,) Cake density Cake permeability Closed pores
27、 Density M 2.3 5.1 2.4 2.12 N 2.13 O 2.4 P 3.2 3.3 4.3 2.1 2.8 2.9 2.7 2.2 4.1 4 R 9.1.1 9.1.2 9.2.1 9.2.2 8.3 S 8.1 2.7 8.2 U STD.BS1 BS EN 1290L-ENGL L999 Lb24bb9 OBIL499 083 Page 21 EN 12901 : 1999 Maximum particle size Mechanical strength Minimum particle size Minimum size (ci,) Nominal size Ove
28、rsize percentage Particle density dry (pl,) Particle density wet (k) Particle porosity ( L$ Particle size Particle size distribution Particle size distribution curve Particle size fraction Particle size range Pores Porosity Repeatability conditions Repeatability limit Reproducibility conditions Repr
29、oducibility limit Roughness Shape Size class Structure STD*BSI BS EN L2901-ENGL 1999 Page 22 EN 12901:1999 2.6 Undersize percentage 2.1 1 Uniformity coefficient (u) V 4.4 Voidage (A) 7.4 Votalile matter W 7.3 Water-extractable toxic substances 7.2 Water-soluble material = Lb2YbbS OBLLSOO b23 C 4.2 7
30、.5 2.7 9.1.1 9.2.1 2.1 1 2.9 D 2.2 E 2.13 6.2 F 8.1 2.7 L 9.1.2 9.2.2 M 3.1 3.2 3.3 6.4 3.4 3.5 3.6 7.1 7.2 STDOBSI BS EN k290k-ENGL L99 m kb24bb OLL50L 5bT Page 23 EN 12901 : 1 999 INDEX ALPH ABETIQUE (Franais) Cavites Cendres Classe granulomtrique Conditions de rptabilit Conditions de reproductibi
31、lit Coefficient duniformit (u) Courbe de rpartition granulomtrique Distribution granulomtrique Etendue nominale Expansion Forme Fraction et classe granulometrique Limite de rptabilit Limite de reproductibilit Masse volumique absolue (I?,) Masse volumique de particules (pl) Masse volumique mouille du
32、ne particule (pv) Masse volumique en gteau Masse volumique en vrac, non tasse (fi) Masse volumique en vrac, tasse (4,) Masse volumique de lit Matriau soluble dans lacide Matriau soluble dans leau Page 24 EN 12901 : 1 999 7.4 P 6.3 7.6 6.1 4.1 4.2 4.3 4.4 4.4 2.6 2.5 R 2.8 5.1 8.3 S 7.3 8.2 T 2.10 2.
33、1 2.3 2.4 2.12 4.4 Matires volatiles Permabilit en gateau Perte au feu Perte de charge Pores Pores ferms Porosit des particules (sp) Porosit interstitielle (6) Porosit externe (E) Pourcentage de passant de tamisage Pourcentage de refus de tamisage Rpartition granulometrique Rsistance mcanique Rugosi
34、t Substances toxiques extractables leau Structure Taille effective (dio) Taille des particules Taille maximale Taille minimale Taille minimale (1,) Taux de vide (L) BS EN 12901:1999 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution BSI is the independent national body resp
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