55FeIron

⁵⁵FeFe-55Железо-55Iron-55Ferrum-55

Radionuclide characteristics

Half-life, days
Photon energy
1002.7 ± 2.3
Mn XKα: 5.8988 keV (16.56 ± 0.27 %)
Mn XKβ: 6.49–6.54 keV (3.4 ± 0.7 %)

Reference data: Update of x ray and gamma ray decay data standards for detector calibration and other applications (IAEA), volume 1, 2007

Certificates and documentation

  • Special form radioactive material approval certificate No. D/0097/S-96 (Rev. 1) DE (PDF) EN (PDF) RU (PDF)
  • Certificate of conformity No. ОИАЭ.RU.192 OC.00328 RU (PDF)
  • NRC Certificate of Competent Authority No. TX-0508-S-116-S EN (PDF)

Disk Sources

Description

55Fe is electrochemically deposited on a copper plate and sealed in a welded monel metal capsule with a brazed beryllium window.

Attention! Regarding the supply of sources with code XFe5.21 at a nominal activity greater than 60 mCi (2200 MBq), please contact the sales department.

⁵⁵Fe X-ray disk source, capsule type 21, 22, 23, 24
Capsule type 21, 22, 23, 24
D × H, mm
d, mm
Nominal activity
Photon output* (ph/s)·sr⁻¹
Code
8 × 5
4
5 mCi (185 MBq)
0.3 × 10³
XFe5.21
8 × 5
4
10 mCi (370 MBq)
0.6 × 10³
XFe5.21
8 × 5
4
20 mCi (740 MBq)
1.2 × 10³
XFe5.21
8 × 5
4
30 mCi (1110 MBq)
1.8 × 10³
XFe5.21
8 × 5
4
40 mCi (1480 MBq)
2.4 × 10³
XFe5.21
8 × 5
5
5 mCi (185 MBq)
0.3 × 10³
XFe5.21
8 × 5
5
10 mCi (370 MBq)
0.6 × 10³
XFe5.21
8 × 5
5
20 mCi (740 MBq)
1.2 × 10³
XFe5.21
8 × 5
5
30 mCi (1110 MBq)
1.8 × 10³
XFe5.21
8 × 5
5
40 mCi (1480 MBq)
2.4 × 10³
XFe5.21
8 × 5
5
60 mCi (2200 MBq)
3.6 × 10³
XFe5.21
8 × 5
5
80 mCi (2950 MBq)
4.8 × 10³
XFe5.21
10.8 × 5
7.2
5 mCi (185 MBq)
0.3 × 10³
XFe5.22
10.8 × 5
7.2
20 mCi (740 MBq)
1.2 × 10³
XFe5.22
10.8 × 5
7.2
40 mCi (1480 MBq)
2.4 × 10³
XFe5.22
10.8 × 5
7.2
80 mCi (2960 MBq)
4.8 × 10³
XFe5.22
10.8 × 5
7.2
100 mCi (3700 MBq)
6.0 × 10³
XFe5.22
10.8 × 5
7.2
150 mCi (5550 MBq)
9.0 × 10³
XFe5.22
15 × 5
10.6
5 mCi (185 MBq)
0.3 × 10³
XFe5.23
15 × 5
10.6
40 mCi (1480 MBq)
2.4 × 10³
XFe5.23
15 × 5
10.6
100 mCi (3700 MBq)
6.0 × 10³
XFe5.23
15 × 5
10.6
150 mCi (5550 MBq)
9.0 × 10³
XFe5.23
15 × 5
10.6
200 mCi (7400 MBq)
12.0 × 10³
XFe5.23
15 × 5
10.6
250 mCi (9250 MBq)
15.0 × 10³
XFe5.23
22 × 5
18
10 mCi (370 MBq)
0.6 × 10³
XFe5.24
22 × 5
18
80 mCi (2960 MBq)
4.8 × 10³
XFe5.24
22 × 5
18
100 mCi (3700 MBq)
6.0 × 10³
XFe5.24
22 × 5
18
200 mCi (7400 MBq)
12.0 × 10³
XFe5.24
22 × 5
18
300 mCi (11100 MBq)
18.0 × 10³
XFe5.24
22 × 5
18
500 mCi (18500 MBq)
30.0 × 10³
XFe5.24

* Photon output quoted for Mn K X-rays. Tolerance: −10 ÷ +20 %.
** Extended measurement uncertainty ±10 % for k = 2.
ISO classification: C64343.
Recommended working life: 15 years.
Other activities and dimensions are available on request.

Ring Sources

Description

55Fe is electrochemically deposited on an annular copper plate and sealed in a welded titanium capsule with a soldered beryllium window.

⁵⁵Fe X-ray ring source, capsule type 231, 232, 233
Capsule type 231, 232, 233
D₁ × D₂ × H, mm
d₁ × d₂, mm
Nominal activity
Code
26 × 16 × 3
24 × 18
20–200 mCi (740–7400 MBq)
XFe5.231
30 × 20 × 3
28 × 22
20–200 mCi (740–7400 MBq)
XFe5.232
34 × 24 × 3
32 × 26
20–200 mCi (740–7400 MBq)
XFe5.233

* Tolerance: −10 ÷ +20 %.
Recommended working life: 5 years.