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Chemistry Standard Reference Materials Portal

Programs and Projects
Traceable Calibration Gases: SRMs, NTRMS, and Protocol Gases

The Gas Sensing Metrology Group in the Chemical Sciences Division is tasked with providing traceability in gas analysis for the U.S. This group … more

Development of Standards for the World Meteorological Organization, Global Atmosphere Watch Program

The presence of volatile organic compounds (VOCs), which include hydrocarbons, monoterpenes and oxygenates, in the atmosphere has become important … more

New Gas Standard Reference Materials to Support the Automotive Industry

The American Industry/Government Emissions Research (AIGER) Consortium is working to facilitate the automobile industry meeting more stringent 2003 … more

Study of Microheterogeneity in Solid Reference Materials

Microbeam X-ray fluorescence (µXRF) has been used nondestructively to investigate elemental heterogeneity by constructing two-dimensional maps of … more

Certification of Three Soil SRMs for Inorganic Environmental Measurements

Analysis of soils for metals and other elements is essential in assessing environmental compliance and the impacts of potentially toxic elements on … more

Standard Solution SRMs Provide Traceability for Millions of Measurements

For decades, NIST has provided the SRM 3100 series single-element standard solutions. The certified values are traceable to the International … more

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