Set of 24 absorbers, 50mm square, from tissue paper to aluminium foils, to aluminium sheet and plate, to lead foils and finally up to 12mm thick lead. Packed in a stout card box with dividers.

Each absorber is marked with its density in gms/sq.cm. Kit includes plastic plates for supporting absorbers when used in a castle. Kit also includes a holder for both absorber and radioactive source to position the items in the horizontal plane, ready for experiments.

 Radioactive sources for use with this equipment available separately: Alpha (PA2667-005), Beta (PA2667-010) and Gamma (PA2667-020).

View Sources PDF here.
View Instruction Sheet here.