Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols (and abbreviated terms)
5 General procedures for calibrating and determining response
6 Characterisation and production of low energy X-ray reference
  radiations
  6.1 General
  6.2 Tube potential
  6.3 Field uniformity and scattered radiation
  6.4 Spectral fluence and conversion coefficients
7 Dosimetry of low energy reference radiations
  7.1 General
  7.2 Operation of the standard instruments
      7.2.1 Instruments for the measurement of air kerma
      7.2.2 Instruments for the measurement of the dose-equivalent
            quantities defined in ICRU 51
8 Calibration and determination of the response as a function of
  photon energy and angle of radiation incidence
  8.1 General
  8.2 Selection of calibration method
  8.3 Calibration by using reference instruments for K[a]
      8.3.1 General
      8.3.2 Conventionally true value of the measurand air kerma
      8.3.3 Conventionally true value of the measurands dose-equivalent
            quantities H[p](0,07) and H'(0,07)
      8.3.4 Conventionally true value of the measurands dose-equivalent
            quantities H[p](10) and H*(10)
      8.3.5 Performing the calibration
  8.4 Calibration by using reference instruments which measure the
      ICRU dose-equivalent quantities
      8.4.1 General
      8.4.2 Conventionally true value of the measurands dose-equivalent
            quantities H[p](10) and H*(10)
      8.4.3 Performing the calibration
  8.5 Statement of uncertainty
Annex A (normative) Correction for air density
Annex B (informative) Measurement of pulse height spectra
Bibliography