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EDTA Tripotassium Salt Dihydrate

MacsChem > Fine chemicals & Intermediates > EDTA Tripotassium Salt Dihydrate

What is EDTA Tripotassium Salt Dihydrate?

EDTA Tripotassium Salt Dihydrate is also known as ethylenediaminetetraacetic acid tripotassium salt dihydrate. It is a water-soluble derivative of EDTA that is a strong complexing agent. It easily forms stable complexes with divalent and trivalent metal ions and helps to control metal ion interference in chemical and biological systems. This property allows it to sequester trace heavy metals and eliminate the inhibition of enzyme-catalyzed reactions and improve the accuracy of analytical procedures. It is mainly used as a chelating reagent in biochemical and analytical research where effective metal ion control is essential.

Structure of EDTA Tripotassium Salt Dihydrate

CAS No.:  65501-24-8 

Synonyms: Ethylenediaminetetraacetic acid tripotassium salt dihydrate.

Properties of EDTA Tripotassium Salt Dihydrate

Physical Properties
Chemical formulaC10H17K3N2O10
IUPAC Name

tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-

(carboxymethyl)amino]acetate;dihydrate

Molecular weight442.54 g/mol
SolubilitySoluble in water
Flash Point325.2º C
Density1.23g/cm3
AppearanceWhite crystalline powder
StorageStore at room temperature
Chemical Properties
ColorWhite
Physical StateSolid
Melting Point182 °C
Ph value7 – 9 at 44.3 g/l at 25 °C
OdorOdorless

Applications of EDTA Tripotassium Salt Dihydrate

  • Biochemistry and Molecular Biology–  EDTA tripotassium salt dihydrate is used to sequester trace metal ions, inhibit metal-dependent enzymes and facilitate DNA isolation, purification and polymerase chain reaction (PCR) workflows.
  • Analytical Chemistry–  It is used as a reagent for complexometric titrations, electrophoresis buffer systems and sample preparation for atomic absorption spectroscopy by minimizing the interference from metal ions.
  • Environmental Research–  It helps study the mobility and bioavailability of heavy metals in soil and water that supports contamination assessment and remediation research.
  • Clinical and Laboratory Applications-  It is used as an anticoagulant for blood sample collection and to remove the inhibition of enzyme-catalyzed reactions caused by trace heavy metals.
  • Industrial Research-  It is used in polyurethane production, as a polymerization inhibitor, and in studies involving chelators, biochemical reagents and cosmetic ingredient safety.

 

Pictograms :Pictogram mark of exclamationpictogram-health-hazards
Hazard Statements :

H332: Harmful if inhaled. 

H373: May cause damage to organs through prolonged or repeated exposure.

Precautionary statements :

P260: Do not breathe dust/fume/gas/mist/vapours/spray.

P271: Use only outdoors or in a well-ventilated area. 

P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing. 

P312: Call a POISON CENTRE/doctor if you feel unwell. 

P501: Dispose of contents/container to industrial combustion plant. 

What is EDTA Tripotassium Salt Dihydrate?

EDTA Tripotassium Salt Dihydrate is also known as ethylenediaminetetraacetic acid tripotassium salt dihydrate. It is a water-soluble derivative of EDTA that is a strong complexing agent. It easily forms stable complexes with divalent and trivalent metal ions and helps to control metal ion interference in chemical and biological systems. This property allows it to sequester trace heavy metals and eliminate the inhibition of enzyme-catalyzed reactions and improve the accuracy of analytical procedures. It is mainly used as a chelating reagent in biochemical and analytical research where effective metal ion control is essential.

Structure of EDTA Tripotassium Salt Dihydrate

CAS No.:  65501-24-8 

Synonyms: Ethylenediaminetetraacetic acid tripotassium salt dihydrate.

Properties of EDTA Tripotassium Salt Dihydrate

Physical Properties
Chemical formulaC10H17K3N2O10
IUPAC Name

tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-

(carboxymethyl)amino]acetate;dihydrate

Molecular weight442.54 g/mol
SolubilitySoluble in water
Flash Point325.2º C
Density1.23g/cm3
AppearanceWhite crystalline powder
StorageStore at room temperature
Chemical Properties
ColorWhite
Physical StateSolid
Melting Point182 °C
Ph value7 – 9 at 44.3 g/l at 25 °C
OdorOdorless

Applications of EDTA Tripotassium Salt Dihydrate

  • Biochemistry and Molecular Biology–  EDTA tripotassium salt dihydrate is used to sequester trace metal ions, inhibit metal-dependent enzymes and facilitate DNA isolation, purification and polymerase chain reaction (PCR) workflows.
  • Analytical Chemistry–  It is used as a reagent for complexometric titrations, electrophoresis buffer systems and sample preparation for atomic absorption spectroscopy by minimizing the interference from metal ions.
  • Environmental Research–  It helps study the mobility and bioavailability of heavy metals in soil and water that supports contamination assessment and remediation research.
  • Clinical and Laboratory Applications-  It is used as an anticoagulant for blood sample collection and to remove the inhibition of enzyme-catalyzed reactions caused by trace heavy metals.
  • Industrial Research-  It is used in polyurethane production, as a polymerization inhibitor, and in studies involving chelators, biochemical reagents and cosmetic ingredient safety.

 

Pictograms :Pictogram mark of exclamationpictogram-health-hazards
Hazard Statements :

H332: Harmful if inhaled. 

H373: May cause damage to organs through prolonged or repeated exposure.

Precautionary statements :

P260: Do not breathe dust/fume/gas/mist/vapours/spray.

P271: Use only outdoors or in a well-ventilated area. 

P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing. 

P312: Call a POISON CENTRE/doctor if you feel unwell. 

P501: Dispose of contents/container to industrial combustion plant. 

FAQ's

EDTA tripotassium salt dihydrate is used in biochemical and environmental research, analytical chemistry, molecular biology and clinical laboratories. It is commonly used to remove metal ion interference, facilitate complexometric analysis and improve the performance of enzyme-based and DNA-related properties. 

EDTA Tripotassium Salt Dihydrate and EDTA Disodium Salt are both EDTA-based chelating agents, but they differ in their chemical composition, water solubility and solution pH. EDTA Tripotassium Salt Dihydrate contains potassium ions and is generally more alkaline, while EDTA Disodium Salt contains sodium ions and has a lower pH. Both compounds effectively bind metal ions, but they are selected for different laboratory, pharmaceutical, cosmetic, and industrial applications depending on the required formulation and pH.

The chemical formula of EDTA Tripotassium Salt Dihydrate is C₁₀H₁₅K₃N₂O₈·2H₂O. It is the tripotassium salt form of ethylenediaminetetraacetic acid containing two molecules of water of crystallization.




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