| | CF-252 SOURCE | FRONTIER TECHNOLOGY CORP | $122,945 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | 325180Other Basic Inorganic Chemical Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Aug 25, 2023 | Aug 25, 2023 | May 27, 2024 |
| | NEUTRON SOURCE, CF-252, EXPENDABLE, X1 | FRONTIER TECHNOLOGY CORP | $10,760 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 325180Other Basic Inorganic Chemical Manufacturing | 1140NUCLEAR COMPONENTS | Feb 9, 2023 | Feb 9, 2023 | Mar 15, 2023 |
| | 4.9 MG CALIFORNIUM-252 (CF-252) NEUTRON | FRONTIER TECHNOLOGY CORP | $4,519,820 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 325180Other Basic Inorganic Chemical Manufacturing | 6810CHEMICALS | Jul 1, 2022 | Jul 1, 2022 | Sep 29, 2023 |
| | RADIOACTIVE ISOTOPE | FRONTIER TECHNOLOGY CORP | $5,250 | DEFENSE THREAT REDUCTION AGENCY (DTRA) | DEFENSE THREAT REDUCTION AGENCY (DTRA) | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 5860STIMULATED COHERENT RADIATION DEVICES, COMPONENTS, AND ACCESSORIES | Aug 13, 2015 | Aug 13, 2015 | Aug 27, 2015 |
| | MODEL 100 CF-252 PINS SYSTEMS | FRONTIER TECHNOLOGY CORP | $24,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 6665HAZARD-DETECTING INSTRUMENTS AND APPARATUS | Jan 24, 2014 | Jan 22, 2014 | Feb 24, 2014 |
| | CALIFORMIUM 252 FOR PINS | FRONTIER TECHNOLOGY CORP | $9,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 921190Other General Government Support | 6810CHEMICALS | Dec 4, 2012 | Dec 4, 2012 | Jan 22, 2013 |
| | CALIFOMIUM 252 FOR PINS (CF-252) | FRONTIER TECHNOLOGY CORP | $3,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 921190Other General Government Support | 8140AMMUNITION AND NUCLEAR ORDNANCE BOXES, PACKAGES AND SPECIAL CONTAINERS | Sep 28, 2012 | Sep 28, 2012 | Oct 31, 2012 |
| | NEUTRON SOURCE | FRONTIER TECHNOLOGY CORP | $2,845 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | May 29, 2012 | May 29, 2012 | Jul 13, 2012 |
| | ENCAPSULATED NEUTRON SOURCE, CALIFORNIUM - 252, WITH ~0.1 TO 0.2 MILLICURIE | FRONTIER TECHNOLOGY CORP | $3,174 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Apr 11, 2012 | Apr 11, 2012 | May 1, 2012 |
| | CALIFORNIUM 252 NEUTRON SOURCE | FRONTIER TECHNOLOGY CORP | $3,000 | DEFENSE THREAT REDUCTION AGENCY (DTRA) | DEFENSE THREAT REDUCTION AGENCY (DTRA) | — | 327999All Other Miscellaneous Nonmetallic Mineral Product Manufacturing | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Aug 15, 2011 | Aug 16, 2011 | Dec 5, 2011 |
| | RADIOACTIVE SOURCE | FRONTIER TECHNOLOGY CORP | $18,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Apr 27, 2011 | Apr 26, 2011 | Sep 12, 2011 |
| | RADITATION SOURCE | FRONTIER TECHNOLOGY CORP | $21,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 325998All Other Miscellaneous Chemical Product and Preparation Manufacturing | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Feb 14, 2011 | Feb 14, 2011 | May 30, 2011 |
| | NEUTRON SOURCES | FRONTIER TECHNOLOGY CORP | $30,580 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | 334516Analytical Laboratory Instrument Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Sep 9, 2010 | Sep 9, 2010 | Dec 8, 2011 |
| | RADIOACTIVE SOURCE | FRONTIER TECHNOLOGY CORP | $9,000 | DEPT OF THE ARMY | Department of the Army | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Aug 3, 2010 | Aug 3, 2010 | Oct 4, 2010 |
| | CF-252 RADIATION SOURCE | FRONTIER TECHNOLOGY CORP | $12,000 | DEPT OF THE ARMY | Department of the Army | — | 325998All Other Miscellaneous Chemical Product and Preparation Manufacturing | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Apr 16, 2010 | Apr 16, 2010 | Apr 26, 2010 |
| | CF-252-RADIOACTIVE SOURCE MATERIAL | FRONTIER TECHNOLOGY CORP | $9,300 | DEFENSE THREAT REDUCTION AGENCY (DTRA) | DEFENSE THREAT REDUCTION AGENCY (DTRA) | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Mar 15, 2010 | Mar 15, 2010 | Apr 10, 2010 |
| | NEUTRON SOURCE | FRONTIER TECHNOLOGY CORP | $2,750 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | 334516Analytical Laboratory Instrument Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Sep 1, 2009 | Sep 1, 2009 | Oct 6, 2009 |
| | CALIFORNIUM-252 | FRONTIER TECHNOLOGY CORP | $11,914 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | — | 332999All Other Miscellaneous Fabricated Metal Product Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Jul 16, 2009 | Jul 17, 2009 | Aug 28, 2009 |
| | NEUTRON SOURCES | FRONTIER TECHNOLOGY CORP | $8,928 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | 334516Analytical Laboratory Instrument Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Jul 14, 2009 | Jul 11, 2009 | Aug 14, 2009 |
| | RADIO ACTIVE SOURCE | FRONTIER TECHNOLOGY CORP | $24,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Feb 5, 2009 | Feb 5, 2009 | Mar 31, 2009 |
| | RADIOACTIVE SOURCE | FRONTIER TECHNOLOGY CORP | $21,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 325998All Other Miscellaneous Chemical Product and Preparation Manufacturing | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Sep 24, 2008 | Aug 27, 2008 | Oct 12, 2008 |
| | NEUTRON SOURCE, MODEL 100 | FRONTIER TECHNOLOGY CORP | $3,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 334519Other Measuring and Controlling Device Manufacturing | 5860STIMULATED COHERENT RADIATION DEVICES, COMPONENTS, AND ACCESSORIES | Sep 20, 2007 | Sep 19, 2007 | Jan 17, 2008 |
| | PINS ASSEMBLY: CF-252 | FRONTIER TECHNOLOGY CORP | $0 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 334519Other Measuring and Controlling Device Manufacturing | 6665HAZARD-DETECTING INSTRUMENTS AND APPARATUS | Sep 30, 2006 | Sep 30, 2006 | Dec 14, 2006 |
| | ADVANCED RESEARCH PROJECDT #41-05-AR7 "NUCLEAR NDE METHODS" "ZIRCONIUM ENCAPSULTED CALIFORNIUM 252 NEUTRON SOURCE" | FRONTIER TECHNOLOGY CORP | $2,955 | FEDERAL HIGHWAY ADMINISTRATION | — | — | — | 1190SPECIALIZED TEST AND HANDLING EQUIPMENT, NUCLEAR ORDNANCE | Sep 12, 2006 | Sep 12, 2006 | Nov 14, 2006 |
| | RADIO ACTIVE SOURCE CF-252 | FRONTIER TECHNOLOGY CORP | $9,000 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 813910Business Associations | 1195MISCELLANEOUS NUCLEAR ORDNANCE | Aug 25, 2006 | Aug 24, 2006 | Oct 13, 2006 |