Notice of Intent to Sole Source Preventative Maintenance Services for a Gamma Well Counter

nance Services on an existing PerkinElmer Wizard2 Gamma Well Counter for a base year plus four option years for the National Institute of Standards and Technology (NIST), Physical Measurement Laboratory (PML). The Radioactivity Group of the PML develops and improves the metrological techniques used

for the standardization of radionuclides, and carries out a wide range of programs in low-level standards for environmental measurements and monitoring, standards for nuclear medicine, standards and testing criteria for radiological instrum