[powernet] RE: The use of equivalent Primary Calibration Standard for sources

Hello John, Regarding equivalency of calibration standards; NIST, the German PTB and many other nations standards institutes are signatories to the CIPM Mutual Recognition Arrangement (CIPM MRA). This includes radiation standards. You can go to the CIPM website:

[powernet] RE: The use of equivalent Primary Calibration Standard for sources

Our procedures specifically call out "NIST" with no allowance for other standards organizations Stephen J Holmes, CHP Rad Prot Tech Support Manager stephen.hol...@exeloncorp.com 315-791-3577 | 845-476-0796 (mobile) [cid:image004.png@01CFD817.5B92ABA0] R.E.

[powernet] Dose Variance Reporting

For online dose estimation we are looking at setting thresholds at which a condition report is required to be generated. Does anyone else do this? If so, what is the threshold for a job? We are considering: If the job estimate is >20 mrem, then CR if the actual is outside of 25% of the