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Sechenov equation

Term · Chemistry · MLC-T-CHM-010604

An empirical equation that describes the salting-out effect, which is the decrease in the solubility of a non-electrolyte in water upon the addition of a salt. It relates the solubility of the non-electrolyte to the concentration of the salt. The equation is typically expressed as log(S₀/S) = kC, where S₀ and S are solubilities in pure water and salt solution, respectively, k is the Sechenov constant, and C is the salt concentration.

Table 1. Record
IdentifierMLC-T-CHM-010604
FieldChemistry
SubjectAnalytical Chemistry
SynonymsSetschenow equation
ReferencesPAC, 2008, 80, 233. 'Glossary of terms related to solubility (IUPAC Recommendations 2008)' on page 263 (https://doi.org/10.1351/pac200880020233)
Record as JSON
{
  "id": "MLC-T-CHM-010604",
  "term": "Sechenov equation",
  "field": "Chemistry",
  "definition": "An empirical equation that describes the salting-out effect, which is the decrease in the solubility of a non-electrolyte in water upon the addition of a salt. It relates the solubility of the non-electrolyte to the concentration of the salt. The equation is typically expressed as log(S₀/S) = kC, where S₀ and S are solubilities in pure water and salt solution, respectively, k is the Sechenov constant, and C is the salt concentration.",
  "synonyms": [
    "Setschenow equation"
  ],
  "subject": "Analytical Chemistry",
  "references": [
    "PAC, 2008, 80, 233. 'Glossary of terms related to solubility (IUPAC Recommendations 2008)' on page 263 (https://doi.org/10.1351/pac200880020233)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/sechenov-equation/"
}

Record 11,283 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.