Rod Sources

The products shown on these pages are representative sources used for common applications.

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The type R rod is used for calibrating well type NaI(Tl) detectors. It is constructed of high strength plastic and is offered in three sizes: 5” high x 0.625” diameter (127 mm x 15.9 mm), 5” high x 0.5” diameter (127 mm x 12.7 mm) and 2.95” x 0.5” diameter (74.9 mm x 12.7 mm). The active diameter of the rod standard is 0.187” (4.75 mm).

Window Nature of Active Materials
Plastic Evaporated Metallic Salts

 

Overall Dimensions:

Assembly X Height Diameter Active Diameter
A1100 R1 5” (127 mm) 0.625” (15.9 mm) 0.187” (4.75 mm)
A1102 R2 5” (127 mm) 0.5” (12.7 mm) 0.187” (4.75 mm)
A1103 R3 2.95” (74.9 mm) 0.5” (12.7 mm) 0.187” (4.75 mm)

 

Product information – Single Nuclides

Nuclide Catalog number Half-Life Major Photon Emmissions [keV] Available Activities
Am-241 GF-241-x 432.17 y 59.5 (36%), 11-20 (39.5%) Np L x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Sb-124 GF-124-x 60.20 d 602.7(97.9%), 722.8(10.9%), 1690.9(47.6%) 5 nCi-100 µCi
185 Bq-3.7 MBq
Sb-125 GF-125A 1007.7 d 428(29.7%), 464(10.5%), 601(17.7%), 607(5%), 636(11.2%),
27-32(75.1%) Te K x-rays		 5 nCi-100 µCi
185 Bq-3.7 MBq
Ba-133 GF-133-x 3862 d 80(34.1%), 303(18.3%), 356(61.9%), 32-37(53.2%) Cs K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Be-7 GF-007 On request
Bi-207 GF-007-x 1.16 x 104 d 570(97.7%), 1064(74.5%), 9-15(32.5%), Pb L x-rays, 72-88(77.7%)
Pb K x-rays		 5 nCi-100 µCi
185 Bq-3.7 MBq
Cd-109 GF-109-x 462.6 d 88(3.6% from Ag-109 m), 22-26(99.4%) Ag K x-rays 50 nCi-1 mCi
1.85 kBq-37 MBq
Ce-139 GF-139-x 137.640 d 33.03(22.8%), 33.4(41.9%), 165.9(79.9%), 33-39(80%) La x-rays 5 nCi-10 µCi
185 Bq-370 kBq
Ce-141 32.5 d not available
Cs-134 GF-134-x 754.28 d 563(8.4%), 569(15.4%), 605(97.6%), 796(85.4%) 5 nCi-100 µCi
185 Bq-3.7 MBq
Cs-137 GF-137-x 30.17 y 662(85.1% from Ba-137), 32-37(7.2%) Ba K x-rays 5 nCi-1 mCi
185 Bq-37 MBq
Cr-51 GF-051-x 27.706 d 320(9.86%), 4.9-5.4(22.8%) V K x-rays 25 nCi-500 µCi
925 Bq-18.5 MBq
Co-57 GF-057-x 271.79 d 14(9.2%), 122(85.6%), 136.5(10.7%), 6.4-7.1(57.9%) Fe K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Co-60 GF-060-x 5.272 y 1173(100%), 1333(100%) 5 nCi-100 µCi
185 Bq-3.7 MBq
Eu-152 GF-152-x 4933 d 122-1408, 40-47(74%) Sm +Gd x-rays
Eu-154 GF-154-x 3136.8 d 123-1597, 42-50(25.6%) Gd x-rays 25 nCi-100 µCi
925 Bq-3.7 MBq
Gd-153 GF-153-x 242 d 97(29.5%), 103(21.1%), 40-49(122%) Eu K x-rays 10 nCi-100 µCi
370 Bq-3.7 MBq
Ge-68 GF-068-x 270.8 d 511(178%), 1077(3.2%) from Ga-68, 9.2-10.4(44.1%) Ga K x-rays,
8.6-9.6(4.7%) Zn K x-rays		 100 nCi-100 µCi
3.7 kBq-3.7 MBq
Ho-166m GF-166-x 1200 y 81-1427, 48-58(37.6%) Er K x-rays 10 nCi-10 µCi
370 Bq-370 kBq
I-125 GF-125-x 59.43 d 35(6.58%), 27-32(139%) Te K x-rays 10 nCi-10 µCi
370 Bq-370 kBq
I-129 GF-129-x 1.57 x 107 y 40(7.5%), 29-35(70.4%) Xe K x-rays 50 nCi-1 µCi
1.85 kBq-37 kBq
Fe-59 GF-059-x 44.51 d 1099(56.3%), 1292(43.7%) 5 nCi-100 µCi
185 Bq-3.7 MBq
Mn-54 GF-054-x 312.3 d 835(100%), 5.4-5.9(25.6%) Cr K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Hg-203 GF-203-x 46.595 d 279.2(81.5%) 10 nCi-50 µCi
370 Bq-1.85 MBq
Ra-226 GF-226-x 1600 y 47-2448 (includes daughters) 50 nCi-10 µCi
1.85 kBq-370 kBq
Ru-106 GF-106-x 1.020 y 512(20.7%), 622(9.8%) from Rh-106 25 nCi-100 µCi
925 Bq-3.7 MBq
Se-75 GF-075-x 119.64 d 121(17.1%), 136(58.8%), 265(59%), 280(25%), 10.5-12.0(56.8%)
As K x-rays		 5 nCi-100 µCi
185 Bq-3.7 MBq
Ag-110m GF-110-x 249.8 d 657.8(94.4%), 884.6(72.6%) 5 nCi-50 µCi
185 Bq-1.85 MBq
Mock I-131 GF-131-x ~5 y 356(from Ba-133), 662(from Cs-137/Ba-137) 50 nCi-100 µCi
1.85 kBq-3.7 MBq
Na-22 GF-022-x 950.8 d 511(178%), 1275(100%) 5 nCi-100 µCi
185 Bq-3.7 MBq
Sr-85 GF-085-x 64.849 d 514(98.4%), 13.3-15.3(58.7%) Rb K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Th-228 GF-228-x 698.2 d 84-2614 (includes daughters) 50 nCi-10 µCi
1.85 kBq-370 kBq
Sn-113 GF-113-x 115.09 d 392(64% from In-113 m), 24-28(96.8%) In K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
U-235 GF-235-x 7.037 x 108 y 143(10.5%), 186(53%), 90-105(10.8%) Th K x-rays 10 nCi-100 nCi
370 Bq-3.7 kBq
U-238 (U-nat) GF-238U-x 4.468 x 109 y 26-2448 (includes daughters) 10 nCi-35 nCi
370 Bq-1.29 kBq
Y-88 GF-088-x 106.630 d 898(94%), 1836(99.4%), 14.1-16.2(61.6%) Sr K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Zn-65 GF-065-x 244.26 d 1116(50.6%), 8.0-8.9(38.7%) Cu K x-rays 5 nCi-100 µCi
185 Bq-3.7 MBq
Zr-95 GF-095-x 64.02 d 724(44.1%), 757(54.5%) 10 nCi-50 µCi
370 Bq-1.85 MBq

 

Product information – Source Sets

Catalog number Available Activities Sets Consist Of
GF-290-0.1x 0.1 µCi each/ 3.7 kBq each Ba-133, Cd-109, Co-57, Co-60, Cs-137, Mn-54 and Na-22
GF-290-0.1x 1 µCi each/ 37 kBq each Ba-133, Cd-109, Co-57, Co-60, Cs-137, Mn-54 and Na-22
GF-290-0.1x 10 µCi each/ 370 kBq each Ba-133, Cd-109, Co-57, Co-60, Cs-137, Mn-54 and Na-22

 

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