Each laboratory that performs soil analysis must maintain equipment and facilities that are adequate and appropriate for the services offered. Each laboratory must maintain the standards in items A and B.
Equipment must be maintained in proper working order and routinely checked to assure accuracy. Instruments must meet the specifications of the methodology for the analysis being performed and must be maintained, monitored, and calibrated to assure accuracy.
The laboratory must follow a written plan of quality control assurance. The plan must describe policies and procedures used to:
MS s 18C.141
19 SR 218
September 10, 2007
Official Publication of the State of Minnesota
Revisor of Statutes