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DIN 38402-45:2014-06

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 45: Interlaboratory comparisons for proficiency testing of laboratories (A 45)

Available format(s)

Hardcopy , PDF

Superseded date

02-09-2024

Superseded by

DIN 38402-45:2024-09

Language(s)

German

Published date

01-06-2014

€92.62
Excluding VAT

Foreword
Introduction
1 Scope
2 Normative references
3 Concepts
4 Symbols
5 Designation
6 Requirements relating to proficiency testing scheme
   6.1 Coordinating body
   6.2 Testing laboratory
   6.3 Coordinator
   6.4 Other staff
   6.5 Confidentiality
   6.6 Equipment
   6.7 Documentation of quality system
   6.8 Advisory group
7 Requirements relating to test participants
8 Design of proficiency test
   8.1 Test specification
   8.2 Sample selection
   8.3 Parameter selection
   8.4 Spiking
   8.5 Number of participants
   8.6 Number of samples
   8.7 Replicate measurements and sample size
9 Procedure
   9.1 General
   9.2 Sample preparation
   9.3 Stability and homogeneity testing
   9.4 Prevention of collusion between participants
   9.5 Analytical methods
   9.6 Specification of conventional true value
   9.7 Sample distribution
   9.8 Communication with participants
10 Evaluation of interlaboratory tests
   10.1 General requirements
   10.2 General statistical evaluation procedure
   10.3 Robust analysis
   10.4 Variance function
   10.5 z-scores
11 Expression of results
12 Archiving and managing the results
Annex A Example elucidating the principle behind the
        Q-method of estimation
Annex B Example of evaluation in accordance with clause 10
Annex C Example of calculating the variance function
Explanatory notes
Bibliography

Gives the criteria relating to proficiency testing by interlaboratory comparisons.

DevelopmentNote
Supersedes DIN 38402 (07/2004)
DocumentType
Standard
Pages
31
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Superseded
SupersededBy
Supersedes

PREN 16087-2 : DRAFT 2010 SOIL IMPROVERS AND GROWING MEDIA - DETERMINATION OF AEROBIC BIOLOGICAL ACTIVITY - PART 2: SELF HEATING TEST FOR COMPOST
VDI 3405 Blatt 1.1:2017-08 (Draft) Additive manufacturing processes - Laser sintering of polymer parts - Qualification of materials
DIN EN ISO 23161:2011-10 SOIL QUALITY - DETERMINATION OF SELECTED ORGANOTIN COMPOUNDS - GAS-CHROMATOGRAPHIC METHOD (ISO 23161:2009)
10/30216669 DC : 0 BS EN 16087-2 - SOIL IMPROVERS AND GROWING MEDIA - DETERMINATION OF AEROBIC BIOLOGICAL ACTIVITY - PART 2: SELF HEATING TEST FOR COMPOST
ISO 23161:2009 Soil quality Determination of selected organotin compounds Gas-chromatographic method
BS EN 16695:2015 Water quality. Guidance on the estimation of phytoplankton biovolume
17/30333246 DC : 0 BS EN ISO 23470 - SOIL QUALITY - DETERMINATION OF EFFECTIVE CATION EXCHANGE CAPACITY (CEC) AND EXCHANGEABLE CATIONS USING A HEXAMMINECOBALT TRICHLORIDE SOLUTION
UNE-EN 16695:2016 Water quality - Guidance on the estimation of phytoplankton biovolume
I.S. EN 16695:2015 WATER QUALITY - GUIDANCE ON THE ESTIMATION OF PHYTOPLANKTON BIOVOLUME
UNI EN ISO 23161 : 2011 SOIL QUALITY - DETERMINATION OF SELECTED ORGANOTIN COMPOUNDS - GAS-CHROMATOGRAPHIC METHOD
I.S. EN ISO 23161:2011 SOIL QUALITY - DETERMINATION OF SELECTED ORGANOTIN COMPOUNDS - GAS-CHROMATOGRAPHIC METHOD
EN 16695:2015 Water quality - Guidance on the estimation of phytoplankton biovolume
17/30362321 DC : 0 BS EN ISO 23161 - SOIL QUALITY - DETERMINATION OF SELECTED ORGANOTIN COMPOUNDS - GAS-CHROMATOGRAPHIC METHOD
EN ISO 23161:2011 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2009)
BS EN ISO 23161:2011 Soil quality. Determination of selected organotin compounds. Gas-chromatographic method

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