Wis. Admin. Code Department of Natural Resources NR 149.45
Current through November 25, 2024
The laboratory shall maintain all analytical and technical records containing raw and derived data or original observations necessary to allow historical reconstruction of all laboratory activities that contributed to generating reported results. Observations, data, and calculations shall be recorded at the time they are made. At a minimum, the laboratory shall ensure that results of analyses can be linked to sample collection data, preparation records, calibration records, analytical records, test reports, corrective action, and any chemicals used.
Wis. Admin. Code Department of Natural Resources NR 149.45