Specific activity table of radionuclides

3561
NuclideHalf-lifeविशिष्ट गतिविधि, Bq/gCi/g
F-181.8295 h3.521e+1895,160,000
C-1120.385 min3.103e+19838,500,000
N-139.965 min5.37e+191.451e+9
O-152.0373 min2.277e+206.153e+9
Ga-673.2617 d2.211e+16597,500
Ga-681.1285 h1.511e+1840,840,000
Ge-68270.95 d2.622e+147,087
Tc-99m6.0067 h1.95e+175,270,000
Mo-992.749 d1.775e+16479,800
I-12313.223 h7.129e+161,927,000
I-1244.176 d9.33e+15252,200
I-12559.4 d6.507e+1417,590
I-1318.0252 d4.596e+15124,200
In-1112.8047 d1.552e+16419,400
Lu-1776.647 d4.106e+15111,000
Y-902.6667 d2.013e+16544,100
Sr-8950.53 d1.074e+1529,030
Ac-22510 d2.147e+1558,030
Ra-22311.43 d1.895e+1551,230
Pb-21210.64 h5.14e+161,389,000
Bi-21345.59 min7.164e+1719,360,000
At-2117.214 h7.618e+162,059,000
Ir-19273.827 d3.408e+149,212
Se-75119.79 d5.378e+1414,530
Co-605.2711 y4.182e+131,130
Yb-16932.018 d8.929e+1424,130
Cs-13730.08 y3.21e+1286.75
Tm-170128.6 d2.21e+145,973
Co-57271.74 d3.119e+148,430
Ba-13310.516 y9.457e+12255.6
Eu-15213.537 y6.428e+12173.7
Eu-1548.601 y9.986e+12269.9
Am-241432.6 y1.269e+113.429
Na-222.6027 y2.31e+146,243
Mn-54312.05 d2.867e+147,749
Zn-65243.93 d3.047e+148,235
Cd-1091.2632 y9.606e+132,596
Sr-9028.79 y5.105e+12138
H-312.32 y3.579e+149,673
C-145,700 y1.658e+114.48
Ni-63101.2 y2.075e+1256.07
Fe-552.744 y8.764e+132,369
Cf-2522.6449 y1.985e+13536.4
Ra-2261,600 y3.658e+100.9886
Th-2281.912 y3.034e+13820.1
H-49.9065e-11 ps1.053e+452.847e+34
H-57.9947e-11 ps1.044e+452.822e+34
H-62.8481e-10 ps2.443e+446.602e+33
H-72.3e-11 ps2.593e+457.007e+34
He-57.595e-10 ps1.099e+442.971e+33
He-6806.7 ms8.624e+222.331e+12
He-73.038e-9 ps1.963e+435.305e+32
He-8119.1 ms4.381e+231.184e+13
He-97e-9 ps6.626e+421.791e+32
He-101.519e-9 ps2.748e+437.427e+32
Li-47.5572e-11 ps1.381e+453.732e+34
Li-53.0687e-10 ps2.721e+447.353e+33
Li-8838 ms6.226e+221.683e+12
Li-9178.3 ms2.601e+237.03e+12
Li-102e-9 ps2.087e+435.641e+32
Li-118.59 ms4.418e+241.194e+14
Li-1210 ns3.479e+309.401e+19
Be-51 ns8.348e+312.256e+21
Be-64.9533e-9 ps1.405e+433.796e+32
Be-753.22 d1.297e+16350,500
Be-80.000081813 ps6.378e+381.724e+28
Be-101,510,000 y876,000,0000.02368
Be-1113.81 s2.748e+217.427e+10
Be-1221.3 ms1.633e+244.414e+13
Be-132.7e-9 ps1.189e+433.214e+32
Be-144.35 ms6.854e+241.852e+14
Be-15200 ns1.391e+293.761e+18
Be-16200 ns1.304e+293.526e+18
B-61 ns6.957e+311.88e+21
B-73.255e-10 ps1.832e+444.951e+33
B-8770 ms6.776e+221.831e+12
B-98.4389e-7 ps5.496e+401.485e+30
B-1220.2 ms1.722e+244.654e+13
B-1317.36 ms1.85e+244.999e+13
B-1412.5 ms2.385e+246.447e+13
B-159.93 ms2.802e+247.574e+13
B-16190 ps1.373e+323.711e+21
B-175.08 ms4.834e+241.306e+14
B-1826 ns8.919e+292.411e+19
B-192.92 ms7.524e+242.033e+14
C-81.9813e-9 ps2.634e+437.118e+32
C-9126.5 ms3.666e+239.909e+12
C-1019.29 s2.164e+215.848e+10
C-152.449 s1.136e+223.071e+11
C-16747 ms3.492e+229.439e+11
C-17193 ms1.272e+233.438e+12
C-1892 ms2.521e+236.813e+12
C-1949 ms4.484e+231.212e+13
C-2014.5 ms1.439e+243.89e+13
C-2130 ns6.626e+291.791e+19
C-226.2 ms3.06e+248.271e+13
N-102e-10 ps2.087e+445.641e+33
N-113.1274e-10 ps1.213e+443.279e+33
N-1211 ms3.162e+248.547e+13
N-167.13 s3.659e+219.889e+10
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विशिष्ट गतिविधि: a = ln2·N_A/(M·T½)Computed with molar mass M ≈ mass number A (mass-defect error < 0.1%).Half-life from ENDF/B-VIII.0; value for the bare nuclide.

Radionuclide specific activity — reference table

What is in the table

Specific activity is the activity per unit mass of a pure radionuclide (Bq/g and Ci/g). Values are computed as a = ln2·N_A/(M·T½), where T½ is the half-life and M the molar mass (taken as the mass number A). Half-lives are from the ENDF/B-VIII.0 library. Click a nuclide to open its card.

Accuracy and use

The molar mass is taken as the mass number A — the mass-defect error is below 0.1 %. To convert a specific mass into activity, use the activity ↔ mass calculator.

Radionuclides की specific activity table — Bq/g और Ci/g