The following criteria apply individually to each analyte in each class of accreditation as defined by the laboratory seeking accreditation in its application:
- (1) Results of the PT study shall be considered successfully analyzed when the results are "acceptable" and are within the acceptable limits established and published by the PT Provider.
- (2) Successfully analyzed shall also mean an aggregate passing score of ninety percent (90%) for microbiological PT testing studies. No partial credit will be given;
- (3) The DEQ shall consider PT results along with the other elements of these rules when determining a laboratory's accreditation status;
- (4) For initial accreditation or supplemental testing, the studies must be at least seven (7) calendar days apart.
Added at 25 Ok Reg 2247, eff 7-11-08
Amended at 39 Ok Reg 1063, eff 9-15-22