Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)

Available format(s)

Hardcopy , PDF

Language(s)

Spanish, Castilian, English

Published date

21-09-2016

Publisher

Asociacion Espanola de Normalizacion

Foreword
1 Scope
2 Normative references
3 Term and definition
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedure
   9.1 Test portion
   9.2 Determination
   9.3 Blank test
10 Calculation and expression of results
11 Precision
   11.1 Interlaboratory test
   11.2 Repeatability
   11.3 Reproducibility
12 Test report
Bibliography

Gives a method for the determination of the non-protein nitrogen content of liquid milk, whole or skimmed.

Committee	CTN 34/SC 5
DevelopmentNote	Supersedes UNE EN ISO 8968-5. (09/2016)
DocumentType	Standard
Pages	20
PublisherName	Asociacion Espanola de Normalizacion
Status	Current
Supersedes	UNE-EN ISO 8968-4:2002 UNE-EN ISO 8968-5:2002

Standards	Relationship
DIN EN ISO 8968-4:2016-09	Identical
NF EN ISO 8968-4 : 2016	Identical
ISO 8968-4:2016	Identical
NBN EN ISO 8968-4 : 2016	Identical
NEN EN ISO 8968-4 : 2016	Identical
NS EN ISO 8968-4 : 2016	Identical
I.S. EN ISO 8968-4:2016	Identical
SN EN ISO 8968-4:2016	Identical
UNI EN ISO 8968-4 : 2002	Identical
BS EN ISO 8968-4:2016	Identical
EN ISO 8968-4:2016	Identical

ISO 8968-1:2014	Milk and milk products — Determination of nitrogen content — Part 1: Kjeldahl principle and crude protein calculation
ISO 5725-1:1994	Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 707:2008	Milk and milk products — Guidance on sampling
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

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UNE-EN ISO 8968-4:2016

Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)

Table of Contents

Abstract

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International Equivalents

Standards Referencing This Book

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