Name: UNI EN 13654-1 : 2001
Brand: UNI

SOIL IMPROVERS AND GROWING MEDIA - DETERMINATION OF NITROGEN - MODIFIED KJELDAHL METHOD

Amended by

EC 1-2023 UNI EN 13654-1:2001

Published date

31-12-2001

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Test sample
8 Procedure
9 Calculation
10 Expression of results
11 Precision
12 Test report
Annex A (informative) Results of an inter-laboratory trial
to determine nitrogen (modified Kjeldahl method)
Annex B (informative) Methods of analysis used in the
inter-laboratory trial
Bibliography

Specifies a method for the determination of nitrogen in soil improvers and growing media and is not applicable to liming and preformed materials such as mineral wool slabs and foam slabs.

Committee	TC 406
DevelopmentNote	New Child EC 1 2023 is now added
DocumentType	Standard
ProductNote	New Child EC 1 2023 is now added
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
NBN EN 13654-1 : 2001	Identical
I.S. EN 13654-1:2002	Identical
NS EN 13654-1 : 1ED 2001	Identical
DIN EN 13654-1:2002-01	Identical
NEN EN 13654-1 : 2001	Identical
EN 13654-1:2001	Identical
UNE-EN 13654-1:2002	Identical
NF EN 13654-1 : 2002	Identical
BS EN 13654-1:2001	Identical
SN EN 13654-1 : 2001	Identical

UNI 10458 : 2011

BIOGAS PLANTS FOR THE PRODUCTION AND THE USE OF BIOGAS, BASED ON ANAEROBIC DIGESTION PROCESSES - CLASSIFICATION, ESSENTIAL REQUIREMENTS, GUIDELINES FOR CONSTRUCTION, TRADE OFFER, FINAL ORDER, ACCEPTANCE TESTS OF THE PLANTS