Primary Standards Laboratory

The Primary Standards Laboratory (PSL) develops and maintains primary standards traceable to national standards and calibrates and certifies customer reference standards. The PSL provides technical guidance, support, and consultation; develops precision measurement techniques; provides oversight, including technical surveys and measurement audits; and anticipates future measurement needs of the nuclear weapons complex and other Department of Energy programs. The PSL also helps industry, universities, and government agencies establish or verify new capabilities and products and improve measurement technology.

Find out more about the Primary Standards Laboratory, including a definitive set of our capabilities.


This facility is available to support any firm whose applications can benefit from its unique capabilities. To make arrangements, contact one of the user liaisons below.

User liaisons

Meaghan Carpenter
Manager, Primary Standards Laboratory
Phone: 284-8268
Fax: 844-4372