Radionuclide Safety Guideline for Ca45

Physical Data

  • Radiation - Beta (100% abundance)
  • Energy - 257 keV; Average; 77 keV

Half-Life

  • Physical: 162.61 days
  • Biological: Bone ~18,000 days
  • Effective: 163 Days

Range

  • Beta - 52 cm in air (unshielded)

External

  • mCi quantities not an external radiation hazard

Internal Hazard

  • Critical Organ: Bone, Lung (inhalation)

Shielding

  • non required

Safety Guidelines

  • Lab coat
  • Disposable gloves
  • Film badges and/or dosimeter rings are not requried.

updated 01/2013