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Organic Analytical Chemistry Portal

Programs and Projects
Comprehensive Two-Dimensional Gas Chromatography/Time of Flight Mass Spectrometry (GC x GC/TOF-MS)

Although conventional gas chromatography mass spectrometry (GC/MS) provides relatively high efficiency separations, the analysis of some complex, … more

Dietary Supplement Analysis Quality Assurance Program

The National Institute of Standards and Technology (NIST) has established a Dietary Supplement Laboratory Quality Assurance Program (DSQAP) in … more

Development of Methods for Measurement of Vitamin D in Foods, Fortified Foods, and Dietary Supplements

Vitamin D is a fat-soluble vitamin that is essential for bone health. Vitamin D deficiency is associated with muscle weakness and osteoporosis and … more

NIST Intercomparison Exercise Program for Organic Contaminants in the Marine Environment

Since the beginning of the National Oceanic and Atmospheric Administration (NOAA) National Status and Trends (NS&T) Program in 1987, NIST has … more

Tandem Mass Spectral Library

The National Institute of Standards and Technology is responsible for an evaluated, tandem mass spectral library as an extension of the … more

NIST Chemistry Webbook

The NIST Chemistry WebBook is a site on the Internet ( http://webbook.nist.gov/ ) that provides convenient access to a variety of physical and … more

Software
Simulated Chromatographic Data

The following information is provided as an aid in the validation of mathematical models used in quantitation with chromatographic data. This data … more

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