RITVERC GmbH
tel.: +7 (812) 297 44 63
+7 (812) 297 22 69
fax: +7 (812) 297 58 87
e-mail: info@ritverc.com
web: www.ritverc.com

Gamma radiation sources: Zinc-65 / Zn-65

65Zn
Radionuclide characteristics
Half-life, days: 243.86 ± 0.20
Photon energy:

Cu XKα8.03-8.05 keV (34.7±0.3%)
Cu XKβ8.90-8.98 keV (4.82±0.07%)
γ1511(annihil.) keV (2.84±0.04%)
γ21115.539±0.002 keV (50.60±0.22%)
65Zn is incorporated in ceramic matrix and sealed in a welded stainless steel capsule. On customer request sources can be shiped with the holder.


Code Nominal
activity *
DxH, mm dxh, mm
mCi MBq
GZn5.11 ** 0.0027-0.135 0.1-5 3x3 2.1x1.5
GZn5.12 0.0027-0.135 0.1-5 3x10 2.1x1.5
GZn5.13 0.0027-0.135 0.1-5 4x10 3.1x1.5
GZn5.14 0.0027-0.135 0.1-5 7x10 5x2.5
GZn5.15 0.0027-0.135 0.1-5 8x5 4x1.2
GZn5.19 0.0027-0.135 0.1-5 10x4 8.5x1

* Tolerance: ±10%

** ISO classification: 64344

ISO classification: 64444

Recommended working life: 15 years

Other dimensions and activities are available on request