Date published: 2026-5-1

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Potassium L-tartrate monobasic (CAS 868-14-4)

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Alternate Names:
L(+)-Tartaric acid monopotassium salt; Potassium bitartrate; Potassium hydrogen L-tartrate; Tartaric acid monopotassium salt
CAS Number:
868-14-4
Molecular Weight:
188.18
Molecular Formula:
C4H5KO6
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Potassium L-tartrate monobasic is a compound that functions as a chelating agent in experimental applications. It acts by forming stable complexes with metal ions, effectively sequestering them from the surrounding environment. This chelating action is attributed to the presence of carboxyl groups in the compound, which have a high affinity for metal ions. Potassium L-tartrate monobasic is utilized to remove metal ions from solutions, thereby preventing their interference with experimental processes. The mode of action involves the formation of coordination bonds between the carboxyl groups of the compound and the metal ions, leading to the formation of insoluble complexes that can be easily separated from the solution. This allows for the purification of metal-sensitive reactions and the isolation of metal ions for further analysis. Potassium L-tartrate monobasic′s function as a chelating agent enables precise control over metal ion concentrations in experimental systems, contributing to the reliability and accuracy of outcomes.


Potassium L-tartrate monobasic (CAS 868-14-4) References

  1. Distribution of Rotundone and Possible Translocation of Related Compounds Amongst Grapevine Tissues in Vitis vinifera L. cv. Shiraz.  |  Zhang, P., et al. 2016. Front Plant Sci. 7: 859. PMID: 27446104
  2. Enforced Mutualism Leads to Improved Cooperative Behavior between Saccharomyces cerevisiae and Lactobacillus plantarum.  |  du Toit, SC., et al. 2020. Microorganisms. 8: PMID: 32722047
  3. Understanding the Impact of Key Wine Components on the Use of a Non-Swelling Ion-Exchange Resin for Wine Protein Fining Treatment.  |  Sun, L., et al. 2021. Molecules. 26: PMID: 34206735

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Potassium L-tartrate monobasic, 5 g

sc-250757
5 g
$22.00

Potassium L-tartrate monobasic, 100 g

sc-250757A
100 g
$28.00