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L11991 Ethylenediaminetetraacetic acid tripotassium salt dihydrate, 99%

CAS Number
EDTA tripotassium salt dihydrate

Stock No. Size Price ($) Quantity Availability
L11991-18 50g 36.40
L11991-30 250g 107.00
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Ethylenediaminetetraacetic acid tripotassium salt dihydrate, 99%


Chemical Properties

Formula Weight
442.55 (406.46anhy)
Melting point
ca 182° dec.
Storage & Sensitivity
Ambient temperatures.
Soluble in water and potassium hydroxide.


Ethylenediaminetetraacetic acid tripotassium salt dihydrate is involved to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals. It is also used to study chelators, biochemicals and reagents. Further, it is utilized to check the safety of ethylenediaminetetraacetic acid and hydroxyethyenediaminetriacetic acid ingredients in cosmetic formulations.


Incompatible with strong oxidizing agents, metals, zinc, aluminum, carbon steel, copper, copper alloys, galvanized metals and nickel.

Literature References

Silva Jr, S. D.; Zampieri, T. T.; Ruggeri, A.; Ceroni, A.; Aragão, D. S.; Fernandes, F. B.; Casarini, D. E.; Michelini, L. C. Downregulation of the Vascular Renin-Angiotensin System by Aerobic Training -Focus on the Balance Between Vasoconstrictor and Vasodilator Axes-. Circ. J. 2015, 79 (6), 1372-1380.

Liu, A.; Kozhich, A.; Passmore, D.; Gu, H.; Wong, R.; Zambito, F.; Ranganb, V. S.; Mylera, H.; Aubrya, A.; Arnold, M. E.; Wang, J. Quantitative bioanalysis of antibody-conjugated payload in monkey plasma using a hybrid immuno-capture LC-MS/MS approach: Assay development, validation, and a case study. J. Chromatogr. B 2015, 1002, 54-62.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

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