BS 6689:1986
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
09-15-1997
English
02-28-1986
National foreword
Committees responsible
Specification
1 Scope and field of application
2 Terminology
3 Requirements for reference beta radiations at the
calibration distance
4 Radionuclides suitable for reference beta radiations
5 Source characteristics and their measurement
6 Source calibration
Annexes
A Tissue equivalent materials
B Characteristics of the recommended sources
C Determination of the absorbed dose rate to tissue by
means of an extrapolation chamber
Tables
1 Beta radionuclide data
2 Minimum value of Eres at calibration distance
3 Calibration distances and filters for Series 1
reference beta radiations
4 Approximate absorbed dose rates at the calibration
distance per activity for Series 1 reference beta
radiations
5 Activities and dose rates from Series 2 reference
beta radiations
6 Tissue equivalent
7 Examples of source construction
Bibliography
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