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DIN
DIN EN ISO 8968-1:2002-06

DIN EN ISO 8968-1:2002-06

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

MILK AND MILK PRODUCTS - DETERMINATION OF NITROGEN CONTENT - PART 1: KJELDAHL PRINCIPLE AND CRUDE PROTEIN CALCULATION (ISO 8968-1:2014)

Available format(s)

Hardcopy , PDF

Superseded date

07-03-2021

Language(s)

English

Published date

01-01-2002

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

National foreword
National Annex NA (informative) - Bibliography
Forewords
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedures
10 Calculation and expression of results
11 Precision
12 Test report
Annex A (informative) - Test portion
Annex B (informative) - Collaborative trials
Bibliography

Defines a method for the determination of the nitrogen content and crude protein calculation of milk and milk products by the Kjeldahl principle, using traditional and block digestion methods.

DevelopmentNote
Supersedes DIN 10334 E. (01/2003) Supersedes DIN EN ISO 8968-2 E. (07/2016)
DocumentType
Standard
Pages
14
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Superseded

ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
DIN ISO 5725-2:2002-12 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 5725-2:1994 including Technical Corrigendum 1:2002)
ISO 385:2005 Laboratory glassware Burettes
ISO 707:2008 Milk and milk products — Guidance on sampling
DIN EN ISO 707 E : 2009 MILK AND MILK PRODUCTS - GUIDANCE ON SAMPLING
DIN ISO 5725-1:1997-11 ACCURACY (TRUENESS AND PRECISION) OF MEASUREMENT METHODS AND RESULTS - PART 1: GENERAL PRINCIPLES AND DEFINITIONS
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 8655-3:2002 Piston-operated volumetric apparatus Part 3: Piston burettes

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