Radionuclide

Description of
radiochemicals

Specific
activity,
mCi/mg,
not less than

Radionuclide
purity, %,
not less than

Content of non-radioactive impurities μg/mCi, not more than

Titanium-44

Transparent, colorless or slightly colored solution Ti(IV) in 4.0 M HCl

0.5

99.9

Sc-5.0 (μg/μCi)
Cu-0.5 (μg/μCi)
Fe-1.0(μg/μCi)

Cobalt-56

Transparent, colorless
solution Co(II) in
0.1-0.5 M HCl

200.0
-

97.0
(⁵⁷Co< 3%)

Fe-2.0
Cu-2.0

Cobalt-57

Transparent, colorless
solution Co(II) in
0.1-0.5 M HCl

6500.0
-

99.8
(⁵⁶Co+⁵⁸Co< 0.2%)

Ni-0.02
Fe-0.02
Cu-0.02

Zinc-65

Transparent, colorless
solution Zn(II) in
0.1-0.5 M HCl

200.0

99.9

Cu-2.0
Fe-2.0
Ni-2.0

Gallium-67

Transparent, colorless
solution Ga(III) in
0.5-1.0 M HCl

10000.0

99.5
(⁶⁶Ga<0.5%)

Zn-0.1
Cu-0.1
Fe-0.1

Germanium-68

Transparent, colorless
solution Ge(IV) in
0.5 - 1,0 M HCl

2500.0

99.8
(⁷¹Ge put out of account)

Ni-1.0
Ga-3.0

Strontium-85

Transparent, colorless
solution Sr(II) in
0.5 M HCl or  1.0 M in HNO₃

2000.0

99.8

Rb-3.7
Ni-3.7
Cu-3.7

Yttrium-88

Transparent, colorless
solution Y(III) in 1.0 M HCl

10.0

97.0
(⁸⁷Y<3%)

Sr-10.0 Ni-2.0
Cu-2.0 Fe-2.0

Palladium-103

Transparent, colorless or
slightly coloured solution Pd(II) in 1.0 M HCl

6000.0

99.95

Rh-0.5

Cadmium-109

Transparent, colorless
solution Cd(II) in 0.5 M HCl

500.0

99.9

Ag-0.1 Zn-0.1
Cu-0.1 Fe-0.1

Indium-111

Transparent, colorless
solution In(III) in
1.0 – 2.0 M HCl

20000.0

99.9

Cd-0.15
Cu-0.15
Fe-0.15

Cerium-139

Transparent, colorless
solution Ce(III) in 1.0 M HNO₃

25.0

99.8

La-20.0; Ti-2.0
Cu-2.0;   Fe-2.0

Bismuth-207

Transparent, colorless
solution Bi(III) in 1.0 M HCl

10.0

99.9

Pb-0.05 (μg/μCi)
Cu-0.05 (μg/μCi)
Fe-0.05 (μg/μCi)