Recent Progress in Chemically Bonded Phosphate Ceramics

Table 3

Specific activity and boiling point of fission products [62, 63].

Fission product	Half-life (yrs)	Specific activity (Ci/g)	Boiling point (°C)
Sr-90	28	140	1384
Cs-137	30	870	678.4
Cs-135	3𝐸+6	0.0012	678.4
Tc-99 (as NaTcO4)	2.1𝐸+5	0.17	100
I-131	18.02 days	>5,000	184