1. (a) All laboratories shall:

   1. (1) Develop and implement protocols to monitor QC measures as specified in Volume 1, Module 2, Section 5.9 of the TNI standards;
   2. (2) Assess and evaluate all QC measures on an on-going basis;
   3. (3) Use the laboratory’s documented QC acceptance criteria to determine the usability of the data; and
   4. (4) Develop and implement procedures for the development of QC sample acceptance/rejection criteria where no method, data quality objective, or regulatory criteria exist.

2. (b) QC requirements for specific analytes shall be as specified in the TNI standard identified in table 300-3, below, and the reference method(s) upon which accreditation has been granted:

   Table 300-3: Applicable QC Requirements

   Type of Testing

   TNI Standard

   Asbestos

   Volume 1, Module 3, Section 1.7.2

   Chemical

   Volume 1, Module 4, Section 1.7.3

   Microbiology

   Volume 1, Module 5, Section 1.7.3

   Radiochemical

   Volume 1, Module 6, Section 1.7.2

   Toxicity

   Volume 1, Module 7, Section 1.7.1

   Pathogens

   Volume 1, Module 5, Section 1.7.3

Source. (See Revision Note at chapter heading for Env-C 300) #12065, eff 1-1-17; ss by #13291, eff 11-23-21