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SCHEDULE 23Radioactive substances activities

PART 6Radioactive substances activity exemptions

SECTION 9Tables and summation rules in this Part

Table 6

27.  The Table 6 referred to in Sections 5 and 7 of this Part is—

Table 6
Radioactive waste: values of quantities and concentrations
Radioactive wasteMaximum concentration of radionuclidesMaximum quantity of radioactivity to be disposed of in the period stated
Solid radioactive waste, with no single item > 4 x 104 Bq4 x 105 Bq for the sum of all radionuclides per 0.1m32 x 108 Bq/year
Solid radioactive waste containing tritium and C-14 only, with no single item > 4 x 105 Bq4 x 106 Bq of tritium and C-14 per 0.1m32 x 109 Bq/year
Individual sealed sources2 x 105 Bq for the sum of all radionuclides per 0.1m31 x 107 Bq/year
Individual sealed sources which are solely radioactive waste because they contain tritium2 x 1010 Bq of tritium per 0.1m31 x 1013 Bq/year
Luminised articles with no single item containing > 8 x 107 Bq of Pm-147 or > 4 x 109 of tritium8 x 107 Bq per 0.1m3 of Pm-147

2 x 109 Bq/year of Pm-147

or 4 x 109 Bq per 0.1m3 for tritiumor 1 x 1011 Bq/year of tritium
Solid radioactive waste which consists of magnesium alloy, thoriated tungsten or dross from hardener alloy in which the thorium concentration does not exceed 4% by massNo limitNo limit
Solid uranium or thorium compoundNo limit0.5kg of uranium or thorium per week
Aqueous liquid uranium or thorium compoundNo limit0.5kg of uranium or thorium per year
Aqueous liquid human excretaNo limit1 x 1010 Bq/year of Tc-99m
and
5 x 109 Bq/year for the sum of all other radionuclides