EN ISO 9831:2003
Current
The latest, up-to-date edition.
Animal feeding stuffs, animal products, and faeces or urine - Determination of gross calorific value - Bomb calorimeter method (ISO 9831:1998)
26-11-2003
Foreword
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Sampling
8 Preparation of test sample and test portion
9 Procedure
10 Corrections
11 Expression of results
12 Precision
13 Test report
Annex A (normative) Determination of the effective heat
capacity of the calorimeter
Annex B (normative) Special procedures for preparation of
the test sample
Annex C (informative) Method of checking that the average
deviation of the rate of change of temperature is within
the specified limit
Annex D (informative) Examples of calculating the results of
calorific determinations
Annex E (informative) Results of interlaboratory tests
Annex F (informative) Bibliography
Describes a method for the determination of the gross calorific value of animal feeding stuffs, animal products and faeces or urine at constant volume in an adiabatic, an isothermal, or a static bomb calorimeter.
| Committee |
CEN/TC 327
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| ISO 9831:1998 | Identical |
| NBN EN ISO 9831 : 2004 | Identical |
| NEN EN ISO 9831 : 2003 | Identical |
| NS EN ISO 9831 : 1ED 2004 | Identical |
| I.S. EN ISO 9831:2004 | Identical |
| PN EN ISO 9831 : 2005 | Identical |
| SN EN ISO 9831 : 2004 | Identical |
| UNI EN ISO 9831 : 2004 | Identical |
| SS-EN ISO 9831:2004 | Identical |
| BS EN ISO 9831:2003 | Identical |
| UNE-EN ISO 9831:2004 | Identical |
| NF EN ISO 9831 : 2004 | Identical |
| DIN EN ISO 9831:2004-02 | Identical |
| ISO 1928:2009 | Solid mineral fuels Determination of gross calorific value by the bomb calorimetric method and calculation of net calorific value |
| ISO 6497:2002 | Animal feeding stuffs Sampling |
| ISO 6496:1999 | Animal feeding stuffs — Determination of moisture and other volatile matter content |
| ISO 6498:2012 | Animal feeding stuffs — Guidelines for sample preparation |
| ISO 5725:1986 | Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| ISO 651:1975 | Solid-stem calorimeter thermometers |
| ISO 652:1975 | Enclosed-scale calorimeter thermometers |
| EN ISO 3696:1995 | Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) |
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