Animal feeding stuffs, animal products, and faeces or urine. Determination of gross calorific value. Bomb calorimeter method

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

12-03-2004

Publisher

British Standards Institution

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	AW/10
DevelopmentNote	Supersedes 91/57075 DC. Renumbers and supersedes BS ISO 9831. 2003 version incorporates amendment 14856 to BS ISO 9831. (03/2004)
DocumentType	Standard
Pages	28
PublisherName	British Standards Institution
Status	Current
Supersedes	BS ISO 9831 : 98 AMD 14856 91/57075 DC : DRAFT DEC 91

Standards	Relationship
SN EN ISO 9831 : 2004	Identical
NF EN ISO 9831 : 2004	Identical
NS EN ISO 9831 : 1ED 2004	Identical
UNI EN ISO 9831 : 2004	Identical
EN ISO 9831 : 2003	Identical
NEN EN ISO 9831 : 2003	Identical
ISO 9831:1998	Identical
UNE-EN ISO 9831:2004	Identical
I.S. EN ISO 9831:2004	Identical
NBN EN ISO 9831 : 2004	Identical
DIN EN ISO 9831 E : 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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BS EN ISO 9831:2003

Animal feeding stuffs, animal products, and faeces or urine. Determination of gross calorific value. Bomb calorimeter method

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