Analytical chemistry

News and Updates

Room Temperature Conversion of CO₂ to CO: A New Way to Synthesize Hydrocarbons

November 2, 2020

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could

A woman with safety goggles and gloves stands at a lab bench.

A Better Alternative to Phthalates?

September 25, 2020

Detergents, shampoos, soaps and other everyday items sometimes contain a group of chemicals called phthalates, which are often used to enhance products and add

NIST Quality Assurance Program for Health Assessment Measurements Open for Registration

September 25, 2020

NIST has established a Health Assessment Measurements Quality Assurance Program (HAMQAP), in collaboration with the National Institutes of Health Office of

woman stands at mass spectrometer machine

NIST Expands Database That Helps Identify Unknown Compounds in Milk

July 27, 2020

Got milk? Most people have seen the famous ads featuring celebrities that highlight the importance of drinking milk for building strong bones. Research shows

Projects and Programs

NIST Tools for Cannabis Laboratory Quality Assurance

The Chemical Sciences Division (CSD) at NIST is developing an integrated measurement services program for Cannabis (hemp and marijuana) to help ensure the

PTIR combines the spatial resolution of AFM with the specificity of absorption spectroscopy

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this

Far-infrared Spectroscopy of Biomolecules (Archived)

Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to measure

Measurement Science of Per- and Polyfluoroalkyl Substances (PFAS)

Researchers at the National Institute of Standards & Technology are creating reference materials and data resources to address the per- and polyfluoroalkyl

Publications

Relationship between the Pacific Decadal Oscillation (PDO) and persistent organic pollutants in sympatric Alaskan seabird (Uria aalge and U. lomvia) eggs between 1999 and 2010

January 1, 2021

Author(s)

Vrinda Kalia, Stacy S. Schuur, Keith A. Hobson, Howard H. Chang, Lance A. Waller, Steven Hare, Matthew O. Gribble

Although climate change occurs alongside other anthropogenic ecosystem impacts, little is known about how sea-surface temperature variability influences the

Determination of PAHs in combustion-related samples via multi-dimensional chromatographic methods.

December 1, 2020

Author(s)

Hugh V. Hayes, Walter B. Wilson, Lane C. Sander, Stephen A. Wise, Andres D. Campiglia

Complete normal-phase liquid chromatography (NPLC) retention behavior was investigated for 25 molecular mass (MM, g mol-1) 302 PAHs on an aminopropyl (NH2)

Study of the Reactions of OH with HCl, HBr, and HI between 298 K and 460 K.

November 25, 2020

Author(s)

Vladimir L. Orkin, Victor Khamaganov, Igor Larin

The reactions between OH radicals and hydrogen halides (HCl, HBr, HI) have been studied between 298 K to 460 K by using a discharge flow electron paramagnetic

Lessons From the NIST Micronutrients Quality Assurance Program for Vitamin C, 1993 to 2015: Sample Stability, Assay Reproducibility, and Use of Controls to Improve Comparability

November 11, 2020

Author(s)

David L. Duewer, Jeanice M. Brown Thomas, Katherine E. Sharpless, S A. Margolis

Vitamin C is a necessary micronutrient that is involved in many biological processes. In preserved human plasma and serum, vitamin C is most meaningfully

Software

NIST Mass and Fragment Calculator Software

January 31, 2019

The NIST Mass and Fragment Calculator is a program written in Visual Basic which calculates the mass of an input peptide or protein sequence along with m/z ions

NIST DTSA-II

February 1, 2018

NIST DTSA-II builds on the best available algorithms in the literature to simulate, quantify and plan energy dispersive x-ray analysis measurements.

JB95 Spectral fitting program

February 19, 2016

A graphical user interface program, JB95, based on a Windows 95© API platform has been written in the C programming language to aid in the analysis of complex

Custom Lifetime Imaging Platform (CLIP)

CLIP is an analysis program for fluorescence lifetime images. It provides the user with the ability to fit or calculate the phasor plots for lifetime decays

Tools and Instruments

Atom Probe Tomography (LEAP 4000X Si/HR – Local Electrode Atom Probe)

LEAP 4000X Si/HR Imaging time-of-flight mass spectrometer and field ion microscope. Can deliver 3-D, isotopically- and chemically- resolved images Sub-nanometer

Focused Ion Beam (Helios 660)

The Helios 660 NanoLab(HNL660) is a Focused Ion Beam Scanning Electron Microscope equipped with spectroscopic detectors to allow elemental and phase

Fourier Transform Infrared Spectroscopy

Fourier Transform Infrared (FTIR) Spectroscopy is a spectroscopic technique in which the vibrational modes of the molecules comprising a material of interest

TESCAN MIRA3 for automated electron microscopy

A TESCAN MIRA3 Schottky field-emission scanning electron microscope with 4 30 mm2 silicon x-ray drift detectors which has been automated for particle and

Analytical chemistry

News and Updates

Room Temperature Conversion of CO₂ to CO: A New Way to Synthesize Hydrocarbons

A Better Alternative to Phthalates?

NIST Quality Assurance Program for Health Assessment Measurements Open for Registration

NIST Expands Database That Helps Identify Unknown Compounds in Milk

Projects and Programs

NIST Tools for Cannabis Laboratory Quality Assurance

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Far-infrared Spectroscopy of Biomolecules (Archived)

Measurement Science of Per- and Polyfluoroalkyl Substances (PFAS)

Publications

Relationship between the Pacific Decadal Oscillation (PDO) and persistent organic pollutants in sympatric Alaskan seabird (Uria aalge and U. lomvia) eggs between 1999 and 2010

Determination of PAHs in combustion-related samples via multi-dimensional chromatographic methods.

Study of the Reactions of OH with HCl, HBr, and HI between 298 K and 460 K.

Lessons From the NIST Micronutrients Quality Assurance Program for Vitamin C, 1993 to 2015: Sample Stability, Assay Reproducibility, and Use of Controls to Improve Comparability

Software

NIST Mass and Fragment Calculator Software

NIST DTSA-II

JB95 Spectral fitting program

Custom Lifetime Imaging Platform (CLIP)

Tools and Instruments

Atom Probe Tomography (LEAP 4000X Si/HR – Local Electrode Atom Probe)

Focused Ion Beam (Helios 660)

Fourier Transform Infrared Spectroscopy

TESCAN MIRA3 for automated electron microscopy

Awards

Lane Sander Honored by American Chemical Society

David Long Honored with PECASE

Dr. Tara Lovestead receives highest US government honor for young investigators