• Organization: National Institute of Standards and Technology
• Updated: 2014-09-01

This website was designed to serve two purposes: 1) serve as a modern replacement for the original web site serving the content of NIST Special Publication 922: Polycyclic Aromatic Hydrocarbon...

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• Organization: National Institute of Standards and Technology
• Updated: 2022-02-25 00:00:00

This data set contains enthalpies of formation, entropies, heat capacities, and thermal enthalpies for about 400 compounds available in the NIST TRC SOURCE database. The enthalpies of formation...

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• Organization: National Institute of Standards and Technology
• Updated: 2021-02-17 00:00:00

Tabulations at 1 K intervals from 1 K to 6000 K of the partition function and standard-state isobaric heat capacity, entropy, and enthalpy for the 12 natural isotopologues of CO2, along with their...

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• Organization: National Institute of Standards and Technology
• Updated: 2021-03-05 00:00:00

Combustion calorimetry is the main method for the determination of enthalpies of formation for organic compounds. Rigorous application of the method uses a 100-step procedure, sometimes called...

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• Organization: National Institute of Standards and Technology
• Updated: 1989-09-10 00:00:00

Recommended values are provided for chemical thermodynamic properties of inorganic substances and for organic substances usually containing only one or two carbon atoms. Where available, values...

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• Organization: National Institute of Standards and Technology
• Updated: 2016-03-11 00:00:00

Datasets in digital electronic formats are provided for data contained in the publication "Recommended Values for the Gas Phase Enthalpies of Formation of Hydrogen-Oxygen Species;" J. Res. Natl....

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• Organization: National Institute of Standards and Technology
• Updated: 2017-06-21

The NIST Chemistry WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the site are from collections...

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• Organization: National Institute of Standards and Technology
• Updated: 2016-10-01 00:00:00

The NIST Computational Chemistry Comparison and Benchmark Database is a collection of experimental and ab initio thermochemical properties for a selected set of gas-phase molecules. The goals are...

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