- (a) The laboratory shall maintain copies of all written, printed, and electronic records pertaining to PT sample analyses for 5 years or for as long as is required by the applicable regulatory program, whichever is greater.
(b) Records retained pursuant to (a), above, shall include, but not be limited to:
- (1) Bench sheets;
- (2) Instrument strip charts or printouts;
- (3) Data calculations;
- (4) Data reports;
- (5) The PT study report forms used by the laboratory to record PT results; and
- (6) The PT study report form that documents the submitted results.
- (c) The laboratory shall make all records retained available to assessors during on-site assessments of the laboratory.
Source. (See Revision Note at chapter heading for Env-C 300) #12065, eff 1-1-17; ss by #13291, eff 11-23-21