| | CALCIUM ISOTOPES | TRACE SCIENCES INTERNATIONAL, INC. | $46,223 | VETERANS AFFAIRS, DEPARTMENT OF | VETERANS AFFAIRS, DEPARTMENT OF | — | 325180Other Basic Inorganic Chemical Manufacturing | 6810CHEMICALS | Feb 26, 2026 | Feb 24, 2026 | Apr 30, 2026 |
| | TRACE SCIENCES INTERNATIONAL INC:1245923 [POTS: 17-009727] | TRACE SCIENCES INTERNATIONAL, INC. | $11,700 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 325180Other Basic Inorganic Chemical Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Apr 27, 2017 | Apr 27, 2017 | May 25, 2017 |
| | IGF::OT::IGF CALCIUM ISOTOPES | TRACE SCIENCES INTERNATIONAL, INC. | $20,394 | VETERANS AFFAIRS, DEPARTMENT OF | VETERANS AFFAIRS, DEPARTMENT OF | — | 325199All Other Basic Organic Chemical Manufacturing | 6850MISCELLANEOUS CHEMICAL SPECIALTIES | Dec 5, 2016 | Dec 5, 2016 | Dec 15, 2016 |
| | 42CA, 97% ENRICHMENT CARBONATE | TRACE SCIENCES INTERNATIONAL, INC. | $30,195 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 325180Other Basic Inorganic Chemical Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Nov 29, 2016 | Nov 29, 2016 | Dec 30, 2016 |
| | LABORATORY EQUIPMENT AND SUPPLIES | TRACE SCIENCES INTERNATIONAL, INC. | $3,900 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 339112Surgical and Medical Instrument Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Dec 16, 2015 | Dec 16, 2015 | Dec 16, 2015 |
| | IGF::CL::IGF TRACE SCIENCES INTERNATIONAL INC:1245923 [POTS: 16-003442] | TRACE SCIENCES INTERNATIONAL, INC. | $3,680 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 325180Other Basic Inorganic Chemical Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Dec 10, 2015 | Dec 10, 2015 | Jan 10, 2016 |
| | CALCIUM ISOTOPES | TRACE SCIENCES INTERNATIONAL, INC. | $30,712 | VETERANS AFFAIRS, DEPARTMENT OF | VETERANS AFFAIRS, DEPARTMENT OF | — | 325199All Other Basic Organic Chemical Manufacturing | 6810CHEMICALS | Dec 9, 2015 | Dec 14, 2015 | Jun 13, 2017 |
| | IGF::OT::IGF - OTHER FUNCTIONS/TRACE SCIENCES- CARBONATE AND OXIDE | TRACE SCIENCES INTERNATIONAL, INC. | $16,200 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 325180Other Basic Inorganic Chemical Manufacturing | 6810CHEMICALS | Sep 3, 2014 | Sep 3, 2014 | Sep 22, 2014 |
| | DZO POWDER | TRACE SCIENCES INTERNATIONAL, INC. | $149,550 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 325199All Other Basic Organic Chemical Manufacturing | 6810CHEMICALS | Mar 5, 2014 | Mar 5, 2014 | Jan 29, 2020 |
| | TRACE SCIENCES INTERNATIONAL INC:1245923 [15-003910] | TRACE SCIENCES INTERNATIONAL, INC. | $6,500 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 325180Other Basic Inorganic Chemical Manufacturing | 6640LABORATORY EQUIPMENT AND SUPPLIES | Jan 5, 2014 | Jan 5, 2014 | Feb 25, 2015 |
| | NAVY REQUIREMENT | TRACE SCIENCES INTERNATIONAL, INC. | $71,500 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 333999 | 6810CHEMICALS | Oct 20, 2011 | Oct 20, 2011 | Jun 24, 2013 |
| | PURCHASE CA-42 AS CALCIUM CARBONATE. | TRACE SCIENCES INTERNATIONAL, INC. | $4,500 | AGRICULTURAL RESEARCH SERVICE | AGRICULTURAL RESEARCH SERVICE | — | 325188 | 6810CHEMICALS | Apr 4, 2011 | Apr 4, 2011 | May 4, 2011 |