EN ISO 12099:2017

SLOVENSKI STANDARD
01-november-2017
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SIST EN ISO 12099:2010
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Animal feeding stuffs, cereals and milled cereal products - Guidelines for the application
of near infrared spectrometry (ISO 12099:2017)
Futtermittel, Getreide und gemahlene Getreideerzeugnisse - Anleitung für die
Anwendung von Nahinfrarot-Spektrometrie (ISO 12099:2017)
Aliments des animaux, céréales et produits de mouture des céréales - Lignes directrices
pour l'application de la spectrométrie dans le proche infrarouge (ISO 12099:2017)
Ta slovenski standard je istoveten z: EN ISO 12099:2017
ICS:
65.120 Krmila Animal feeding stuffs
67.060 äLWDVWURþQLFHLQSURL]YRGLL] Cereals, pulses and derived
QMLK products
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 12099
EUROPEAN STANDARD
NORME EUROPÉENNE
September 2017
EUROPÄISCHE NORM
ICS 65.120 Supersedes EN ISO 12099:2010
English Version
Animal feeding stuffs, cereals and milled cereal products -
Guidelines for the application of near infrared
spectrometry (ISO 12099:2017)
Aliments des animaux, céréales et produits de mouture Futtermittel, Getreide und gemahlene
des céréales - Lignes directrices pour l'application de la Getreideerzeugnisse - Anleitung für die Anwendung
spectrométrie dans le proche infrarouge (ISO von Nahinfrarot-Spektrometrie (ISO 12099:2017)
12099:2017)
This European Standard was approved by CEN on 14 July 2017.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 12099:2017 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 12099:2017) has been prepared by Technical Committee ISO/TC 34 “Food
products" in collaboration with Technical Committee CEN/TC 327 “Animal feeding stuffs - Methods of
sampling and analysis” the secretariat of which is held by NEN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by March 2018 and conflicting national standards shall be
withdrawn at the latest by March 2018.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 12099:2010.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
Endorsement notice
The text of ISO 12099:2017 has been approved by CEN as EN ISO 12099:2017 without any modification.
INTERNATIONAL ISO
STANDARD 12099
Second edition
2017-08
Animal feeding stuffs, cereals and
milled cereal products — Guidelines
for the application of near infrared
spectrometry
Aliments des animaux, céréales et produits de mouture des céréales —
Lignes directrices pour l’application de la spectrométrie dans le
proche infrarouge
Reference number
ISO 12099:2017(E)
©
ISO 2017
ISO 12099:2017(E)
© ISO 2017, Published in Switzerland
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
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ii © ISO 2017 – All rights reserved

ISO 12099:2017(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 2
5 Apparatus . 2
6 Calibration and initial validation . 2
6.1 General . 2
6.2 Reference methods . 3
6.3 Outliers . 3
6.4 Validation of calibration models . 3
6.4.1 General. 3
6.4.2 Bias correction . 4
6.4.3 Slope adjustment . 4
6.4.4 Expansion of calibration set . 4
6.5 Changes in measuring and instrument conditions . 4
7 Statistics for performance measurement . 5
7.1 General . 5
7.2 Plot the results . 5
7.3 Bias . 6
7.4 Root mean square error of prediction (s ) . 8
RMSEP
7.5 Standard error of prediction (s ) . 8
SEP
7.6 Slope .10
8 Sampling .12
9 Procedure.12
9.1 Preparation of test sample .12
9.2 Measurement .12
9.3 Evaluation of result .12
10 Checking instrument stability .13
10.1 Control sample .13
10.2 Instrument diagnostics .13
10.3 Instruments in a network .13
11 Running performance check of calibration .13
11.1 General .13
11.2 Control charts using the difference between reference and NIR results .14
12 Precision and accuracy .15
12.1 Repeatability .15
12.2 Reproducibility .15
12.3 Accuracy .15
12.4 Uncertainty .15
13 Test report .15
Annex A (informative) Guidelines for specific NIR standards .
...