Oklahoma Administrative Code (Last Updated: March 11, 2021) |
TITLE 252. Department of Environmental Quality |
Chapter 307. TNI Laboratory Accreditation |
Subchapter 9. Management and Technical Requirements |
Part 1. PROFICIENCY TESTING |
Part 3. PERSONNEL AND SUBCONTRACTORS |
Part 5. QUALITY SYSTEMS |
Part 7. RECORD KEEPING AND REPORTING |