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The pH metrology program supports traceability for pH measurements. This traceability rests on primary pH measurements in an ideal electrochemical cell (Harned
The Biochemical and Exposure Science Group at the Hollings Marine Laboratory develops and optimizes new measurement methods to accurately and precisely measure
The Environmental Chemical Sciences Group has developed isotope dilution microwave induced combustion sector-field inductively coupled plasma mass spectrometry
The ocean is a driver for global climate which absorbs approximately 25 % of CO 2 emissions. This excess of CO 2 flowing into the ocean leads to changes in the
NIST has developed an integrated measurement services program for forensic and cannabis testing laboratories to help ensure the quality of routine analysis
The standard addition method (SAM) was first described by oceanographers in 1955 to overcome matrix effects in the determination of strontium in seawater. SAM
Marine mammals have been protected in the United States since 1972 under the Marine Mammal Protection Act (MMPA). The U.S. Pacific Islands and surrounding
The accurate mass determination of DNA and other nucleic acids is of critical importance in many clinical diagnoses and in forensic and molecular biological
National Institute of Standards and Technology (NIST) fossil fuel Standard Reference Materials (SRMs) continue to be in high demand by the petroleum industry
The Centers for Disease Control and Prevention (CDC) collects data on elemental composition of human body fluids and tissues as part of major studies such as
Significant environmental remediation efforts are being conducted to address the hazards posed by the long-term terrestrial disposal of hexavalent chromium in
For decades, NIST has provided the SRM 3100 series single-element standard solutions. The certified values are traceable to the International System of Units
Microbeam X-ray fluorescence (µXRF) has been used nondestructively to investigate elemental heterogeneity by constructing two-dimensional maps of elemental
After enactment of the CPSIA, a collaboration was established between the Consumer Product Safety Commission (CPSC) and NIST for the purpose of developing tools
The Chemical Sciences Division is involved in development of standards and reference materials for restricted hazardous substances through participation in