Astm D 3856 – 95 (Reapproval 2000) pdf free download

Standard Guide for
Good Laboratory Practices in Laboratories Engaged in
Sampling and Analysis of Water1

This standard is issued under the fixed designation D 3856; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

1. Scope

1.1 This guide provides information on consensus good
laboratory practices for laboratories that provide services in the
sampling and analysis of water. As consensus standards, these
are the minimum criteria that all laboratories should consider in
establishing their good laboratory practices.

1.2 This guide is designed to be used by those responsible
for the selection, operation, or control of laboratory organizations engaged in sampling and analysis of water.

1.3 This guide presents features of organization, facilities,
resources, and operations which affect the usefulness of the
data generated.

1.4 This guide presents criteria for the selection and control of
the features described in 1.3 and also make recommendations
for the correction of unacceptable performance.

1.5 This guide describes methodology and practices intended to be completely consistent with the International
Organization for Standardization (ISO) 9000 series of standards and Guide 25 – 1990 (1). 2

1.6 The values stated in inch-pound units are to be regarded
as the standard. The values given in parentheses are for
information only.

1.7 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.