Molar decadic absorption coefficient
Term · Chemistry · MLC-T-CHM-007468
A measure of how strongly a chemical species absorbs light at a particular wavelength, normalized by its molar concentration and the path length of the light through the sample. This coefficient is used in the Beer-Lambert law for quantitative analysis. It is expressed in L mol⁻¹ cm⁻¹.
| Identifier | MLC-T-CHM-007468 |
|---|---|
| Field | Chemistry |
| Subject | Analytical Chemistry |
| Synonyms | molar absorption coefficient |
| References | PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 667 (https://doi.org/10.1515/pac-2019-0203) |
| See also | Linear Napierian absorption coefficient; Molar Napierian absorption coefficient |
Record as JSON
{
"id": "MLC-T-CHM-007468",
"term": "Molar decadic absorption coefficient",
"field": "Chemistry",
"definition": "A measure of how strongly a chemical species absorbs light at a particular wavelength, normalized by its molar concentration and the path length of the light through the sample. This coefficient is used in the Beer-Lambert law for quantitative analysis. It is expressed in L mol⁻¹ cm⁻¹.",
"synonyms": [
"molar absorption coefficient"
],
"subject": "Analytical Chemistry",
"see_also": [
"linear Napierian absorption coefficient",
"molar Napierian absorption coefficient"
],
"references": [
"PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 667 (https://doi.org/10.1515/pac-2019-0203)"
],
"url": "https://mlchart.com/terminology/chemistry/molar-decadic-absorption-coefficient/"
}
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