develop consensus standards for use by TNI's programs. This group has a support role in assisting other programs with activities such as guidance and standards interpretation.
fosters the generation of data of known and documented quality is through the National Environmental Laboratory Accreditation Program, or NELAP. The purpose of this program is to establish and implement a program for the accreditation of environmental laboratories.
is to establish and maintain a national PT program to support TNI’s National Environmental Laboratory Accreditation Program, and other activities.
Field Activities Program (NEFAP) Executive Committee is to establish and implement an accreditation program for field sampling and measurement organizations (FSMOs).
Audit Sample Program is to develop consensus standards for the manufacture and analysis of audit samples for source emission testing.
on a variety of topics of interest to the environmental measurement community. TNI also hosts two regularly scheduled meetings per year, typically in January and August. Both are a week long and involve open meetings of TNI committees as well as training courses and other special sessions.Announcement of Working Draft Standard for NELAP
Date Posted: 7-7-2012
In accordance with the TNI Procedures Governing Standards Development, the following Working Draft Standard will be discussed publicly at the Environmental Measurement Symposium in Washington, D.C., August 6-10, 2012. Interested parties may also submit written comments to the Environmental Measurement Methods Expert Committee until August 5, 2012. Written comments should be directed to the Chair, Richard Burrows, at [email protected].
All documents are in PDF format. Deletions are in strike-out text, additions are underlined. Click the link below to download.
TNI NELAP Working Draft Standard
Volume 1, Management and Technical Requirements for Laboratories Performing Environmental Analysis:
Module 4: Quality Systems for Chemical Testing (sections 1.7.1 and 1.7.2)