Standard Historical Last Updated: Jun 10, 2011
ASTM D6631-05

Standard Guide for Committee D01 for Conducting an Interlaboratory Study for the Purpose of Determining the Precision of a Test Method

Significance and Use

The purpose of an interlaboratory evaluation, as defined in this guide, is to determine the variability of results obtained in different laboratories on equivalent equipment using a prescribed test method.

The definitions of statistical terms used in this guide are contained in Terminology E 456.


1.1 This guide covers a simplified statistical procedure for planning and conducting interlaboratory evaluations of test methods.

Contact Sales
Reprints and Permissions
Reprints and copyright permissions can be requested through the
Copyright Clearance Center
Book of Standards Volume: 06.01
Developed by Subcommittee: D01.20
Pages: 3
DOI: 10.1520/D6631-05
ICS Code: 03.120.20