Nominal mass
|
Accurate
mass
|
% Natural abundance
|
Chemical
form
|
Enrichment available %
|
|
84 Sr
|
83.913430 (4)
|
0.56 (13)
|
carbonate
|
75 - 79+
|
|
86 Sr
|
85.9092672 (28)
|
9.86(13)
|
nitrate, carbonate
|
95 - 96+
|
|
87 Sr
|
86.9088841 (28)
|
7 (13)
|
carbonate, oxide
|
38 - 92+
|
|
88 Sr
|
87.9056188 (28)
|
82.58 (13)
|
carbonate, oxide, nitrate, fluoride
|
98 - 99+
|
|
There are four stable Strontium Isotopes and two of them have medical applications. Sr-86 is used for the production of the PET isotope Y-86 which is used in dosimetry prior to Y-90 based radioimmunotherapy. Sr-88 is used for the production of Sr-89 which is the active agent in Metastron?.
|
|