EN 16168:2012
Current
The latest, up-to-date edition.
Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
22-08-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences and sources of errors
6 Reagents
7 Apparatus
8 Sample storage and sample pretreatment
9 Procedure
10 Calculation
11 Expression of results
12 Precision
13 Test report
Annex A (informative) - Repeatability and
reproducibility data
Bibliography
This European Standard specifies the determination of total nitrogen (organic and inorganic) according to the procedure of Dumas in sludge, treated biowaste and soil. A typical limit of detection is 0,02 % nitrogen, and a typical limit of quantification is 0,08 % nitrogen.
| Committee |
CEN/TC 444
|
| DevelopmentNote |
Supersedes PREN 16168. (09/2012)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| I.S. EN 16168:2012 | Identical |
| BS EN 16168:2012 | Identical |
| NBN EN 16168 : 2012 | Identical |
| DIN EN 16168:2012-11 | Identical |
| NF EN 16168 : 2012 | Identical |
| NS EN 16168 : 2012 | Identical |
| PN EN 16168 : 2012 | Identical |
| NEN EN 16168 : 2012 | Identical |
| UNE-EN 16168:2012 | Identical |
| ISO 5667-15:2009 | Water quality — Sampling — Part 15: Guidance on the preservation and handling of sludge and sediment samples |
| ISO 13878:1998 | Soil quality — Determination of total nitrogen content by dry combustion ("elemental analysis") |
| 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 |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| EN 13654-2:2001 | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method |
| EN ISO 3696:1995 | Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) |
| EN ISO 5667-15:2009 | Water quality - Sampling - Part 15: Guidance on the preservation and handling of sludge and sediment samples (ISO 5667-15:2009) |
| EN 15934:2012 | Sludge, treated biowaste, soil and waste - Calculation of dry matter fraction after determination of dry residue or water content |
| EN 16179:2012 | Sludge, treated biowaste and soil - Guidance for sample pretreatment |
| ISO 18512:2007 | Soil quality — Guidance on long and short term storage of soil samples |