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UNI EN 13342 : 2002

Current

Current

The latest, up-to-date edition.

CHARACTERISATION OF SLUDGES - DETERMINATION OF KJELDAHL NITROGEN

Published date

01-08-2002

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Limitations and interferences
6 Reagents
7 Apparatus
8 Sample pretreatment
9 Procedure
10 Expression of results
11 Test report
Annex A (informative) Performance data of interlaboratory
                      comparison

Specifies a method to determine the "Kjeldahl Nitrogen" in sludge and sludge products. Digestion is catalysed by copper or selenium, the temperature being raised by a high concentration of sodium sulphate. Although wet samples are usually taken for analysis, it is recognized practice to report results on a dry mass basis (g/kg).

Committee
CT 4
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current

Standards Relationship
NF EN 13342 : 2000 Identical
NBN EN 13342 : 2000 Identical
NEN EN 13342 : 2000 Identical
NS EN 13342 : 1ED 2000 Identical
I.S. EN 13342:2000 Identical
UNE-EN 13342:2001 Identical
SN EN 13342 : 2000 Identical
BS EN 13342:2000 Identical
EN 13342:2000 Identical
DIN EN 13342:2001-01 Identical

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