Exempt concentrations and quantities for radionuclides not included in the european basic safety standards directive

Annex 1 of the European Commission Basic Safety Standards Directive gives exemption levels for approximately 300 radionuclides. The same methodology has been used to calculate exemption levels for a further 500 radionuclides. These are given in this report, together with the BSS Annex 1 and IAEA transport values. National Radiological Protection Board Approval date: December 1998 Chilton Publication date: April 1999 Didcot The Stationery Office, £10.00 Oxon OX11 0RQ ISBN 0 85951 429 3 This NRPB report reflects understanding and evaluation of the current scientific evidence as presented and referenced in this document.