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7.1. General guidance

7.2. Calibration of SSDL reference sources

7.3. Calibration of hospital’s well type chamber

The hospital’s well chamber system is calibrated at the SSDL using the SSDL

reference source. The response curve, spacer and insert, ion recombination,

atmospheric communication, and air kerma calibration are checked.

7.4. Calibration of hospital’s non-standard

137

Cs sources

7.5. Guidance for some special cases

7.6. Calibration of source trains

7.7. Traceability of

137

Cs source calibrations

etc., etc.