Synopsis: NASA/NSSC has a requirement for Thermo Scientific service plan HELIX MC Plus Noble Gas Isotope Ratio Ma Essential. NASA/NSSC intends to issue a sole source contract to THERMO ELECTRON NORTH AMERICA LLC: 1400 NORTHPOINT PKWY STE 10 | WEST PALM BEACH, FL 33407 under the authority of FAR 12.102(a). It has been determined that THERMO ELECTRON NORTH AMERICA LLC is the sole provider of Thermo Scientific service plan HELIX MC Plus Noble Gas Isotope Ratio Ma Essential. NASA/NSSC will be the procuring center for this effort. Performance will be located at NASA/ Goddard Space Flight Center (GSFC). The Government intends to acquire Commercial items or services using the provisions, clauses and procedures prescribed in FAR Part 12 for Commercial The NAICS Code for this procurement is 811210. Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 3:00 p.m. Central Standard Time on 6/11/2026. Such capabilities/qualifications will be evaluated solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. A determination by the Government not to compete this proposed effort on a full and open competition basis, based upon responses to this notice, is solely within the discretion of the government. Oral communications are not acceptable in response to this notice. NASA FAR Supplement Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf . Primary Point of Contact: Cody Guidry Procurement Specialist II Cody.d.guidry@nasa.gov Secondary Point of Contact: Tiffany Neal Contracting Officer Tiffany.neal@nasa.gov