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EN 14701-4:2010

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Characterization of sludges - Filtration properties - Part 4: Determination of the drainability of flocculated sludges

Superseded date

06-30-2019

Published date

01-13-2010

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Sludge conditioning
5 Principle
6 Apparatus
7 Procedure
8 Expression of results
9 Test report
10 Precision
Annex A (informative) Typical gravity drainage cell
Annex B (informative) Quantity of sludge in a gravity
        belt filtration
Annex C (informative) Results of validation trials
Bibliography

This European Standard specifies a method for the determination of drainability of flocculated sludges. It is applicable to sludge and sludge suspensions from: a)storm water handling;b)urban wastewater collecting systems;c)urban wastewater treatment plants;d)treating industrial wastewater similar to urban wastewater (as defined in Directive 91/271/EEC);e)water supply treatment plants.This method is also applicable to sludge suspensions from other origin.

Committee
CEN/TC 308
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Superseded
SupersededBy

EN 872:2005 Water quality - Determination of suspended solids - Method by filtration through glass fibre filters
CEN/TR 14742 : 2006 CHARACTERIZATION OF SLUDGES - LABORATORY CHEMICAL CONDITIONING PROCEDURE
EN 12880:2000 Characterization of sludges - Determination of dry residue and water content
EN 12832 : 1999 CHARACTERISATION OF SLUDGES - UTILISATION AND DISPOSAL OF SLUDGES -VOCABULARY
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method

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