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.Proposed Tentative Interim Amendments to the TNI Laboratory Accreditation Standards
Date Posted: 4-20-2009
In accordance with TNI’s Procedures Governing Standards Development, five Tentative Interim Amendments (TIAs) have been developed by the Proficiency Testing expert committee. As summarized below, these TIAs propose changes to six sections of the TNI standards that relate to proficiency testing.
| TIA | Volume | Module | Section | Download (pdf) |
| 1 | 3 | 10.3 | ||
| 2 | 1 | 1 | 7.2 | |
| 3 | 2 | 2 | 5.1.2 , 7.3 d) | |
| 4 | 1 | 1 | 4.2.1 | |
| 5 | 1 | 1 | 6.1 |
These TIAs are being posted for a 15 day comment period, ending May 3, 2009, where any TNI member may provide a comment on the proposed TIA. Comments should be sent to the committee chair, Kirstin McCracken, at [email protected].