IMBA® Integrated Modules for Bioassay Analysis
IMBA® (Integrated Modules for Bioassay Analysis) suite of software modules for internal dosimetry implements all of the biokinetic and dosimetric models recommended by the International Commission on Radiological Protection (ICRP). Users can specify their own parameter values and apply sophisticated data handling techniques to their customised internal dose calculations.
IMBA - New distribution arrangements
From 1 March 2022, under licence from UKHSA, the US Nuclear Regulatory Commission is taking over the distribution of IMBA worldwide (excluding Europe) through their RAMP programme. Please contact the new distributor at
Radiation Protection Computer Code Analysis and Maintenance Program (RAMP)
To enquire about support for existing IMBA customers and for information on European sales please contact the UKHSA IMBA team at imba@phe.gov.uk or use the 'Contact us' button on this site.