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).
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.Modified Voting Draft Standards and Response-to-Comments Posted for Proficiency Testing (EL-V1M1 and V2M2)
Date Posted: 6-20-2015
The Voting Draft Standards for Proficiency Testing (EL-V1M1 and V2M2) passed the membership vote in 2014. They have now been amended by the Proficiency Testing Expert Committee in order to resolve persuasive voters' comments. The amended standards, together with a Response-to-Comments document, may be accessed by clicking on the following links:
Modified Voting Draft Standard EL-V1M1 (PDF)
Modified Voting Draft Standard EL-V2M2 (PDF)
Response-to-Comments (Excel)
In conformance with SOP 2-100, within 15 days of this publication (June 20, 2015), any Committee Member may change his or her vote, by e-mailing [email protected]. If the two-thirds majority affirmative vote of the Committee Members is retained, the standards will then be released for voting as Interim Standards.