Analytical chemistry

News

Illustration of setup for separating nanoparticles from organisms

NIST Updates ‘Sweet’ 1950s Separation Method to Clean Nanoparticles from Organisms

January 26, 2017

Sometimes old-school methods provide the best ways of studying cutting-edge tech and its effects on the modern world...

New Arsenic Sensor Prize Challenge

December 14, 2016

The Bureau of Reclamation has launched phase one of the Arsenic Sensor Challenge . Arsenic in water can affect human...

This JILA instrument uses a frequency comb to detect large, complex molecules based on the precise frequencies, or colors, of light they absorb.

JILA Extends Laser 'Combing' Method to Identify Large, Complex Molecules

May 04, 2016

BOULDER, Colo. – JILA physicists have extended the capability of their powerful laser "combing" technique to identify...

Portable NIST Kit Can Recover Traces of Chemical Evidence

January 07, 2016

A chemist at the National Institute of Standards and Technology (NIST) has developed a portable version of his method...

Publications

Conformational Changes in Active and Inactive States of Human PP2C¿ characterized by Hydrogen/Deuterium Exchange-Mass Spectrometry

May 08, 2017

Author(s):

Sharlyn J. Mazur, Elyssia S. Gallagher, Subrata Debnath, Stewart R. Durell, Kyle W. Anderson, Lisa M. Jenkins, Ettore Appella, Jeffrey W. Hudgens

PPM serine/threonine protein phosphatases function in signaling pathways and require millimolar concentrations of Mn2+ or Mg2+ ions for activity. Whereas the...

Direct In-Situ Mass Specific Absorption Spectra of Biomass Burning Particles Generated from Smoldering Hard and Softwoods

April 28, 2017

Author(s):

Rian You, James G. Radney, Christopher D. Zangmeister, Michael R. Zachariah

Particles from smoldering biomass burning (BB) represent a major source of carbonaceous aerosol in the terrestrial atmosphere. In this study, mass specific...

Mass spectra of sulfonephthalein pH indicator dyes and their impurities

April 26, 2017

Author(s):

Regina A. Easley, Benjamin J. Place

Determining conformational order and crystallinity in polycaprolactone via Raman spectroscopy

April 07, 2017

Author(s):

Anthony P. Kotula, Chad R. Snyder, Kalman D. Migler

The Raman spectra of polycaprolactones have been measured over a temperature range of 20 °C to 160 °C to distinguish ordered chain conformers in the...

Projects & Programs

Structure-Property Relationships for High Performance Materials

Advanced Ambient Mass Spectrometry, Secondary Ion Mass Spectrometry and Ion Mobility Spectrometry

Tutorials in Analytical Chemistry

The following videos are provided for training and education in chemical metrology. Each video provides an introduction to different aspects of laboratory...

Biomaterials for Oral Health

Our goal is to enable the development and manufacturing of biomaterials for oral health moving forward in 21st century by providing critical measurement...

Software

JB95 Spectral fitting program

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...

mass and fragment calculator screen shot

NIST Mass and Fragment Calculator Software

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...

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 may also be...

Analytical chemistry

News

NIST Updates ‘Sweet’ 1950s Separation Method to Clean Nanoparticles from Organisms

New Arsenic Sensor Prize Challenge

JILA Extends Laser 'Combing' Method to Identify Large, Complex Molecules

Portable NIST Kit Can Recover Traces of Chemical Evidence

Publications

Conformational Changes in Active and Inactive States of Human PP2C¿ characterized by Hydrogen/Deuterium Exchange-Mass Spectrometry

Direct In-Situ Mass Specific Absorption Spectra of Biomass Burning Particles Generated from Smoldering Hard and Softwoods

Mass spectra of sulfonephthalein pH indicator dyes and their impurities

Determining conformational order and crystallinity in polycaprolactone via Raman spectroscopy

Projects & Programs

Structure-Property Relationships for High Performance Materials

Advanced Ambient Mass Spectrometry, Secondary Ion Mass Spectrometry and Ion Mobility Spectrometry

Tutorials in Analytical Chemistry

Biomaterials for Oral Health

Software

JB95 Spectral fitting program

NIST Mass and Fragment Calculator Software

Simulated Chromatographic Data

Tools & Instruments

Environmental Scanning Electron Microscope

Focused Ion Beam

Continuous-wave terahertz spectrometer

Ozone Standard Reference Photometer