• USA Home
  • 03660 - Ethylenediaminetetraacetic acid dipotassium salt dihydrate

EMAIL THIS PAGE TO A FRIEND
03660 Sigma-Aldrich

Ethylenediaminetetraacetic acid dipotassium salt dihydrate

puriss. p.a., ≥99.0% (KT)

Synonym: (Ethylenedinitrilo)tetraacetic acid dipotassium salt, Dipotassium ethylenediaminetetraacetate dihydrate, EDTA dipotassium salt, Edathamil, Potassium ethylenediaminetetraacetate dibasic

  • CAS Number 25102-12-9

  • Linear Formula HOOCCH2(KOOCCH2)NCH2CH2N(CH2COOK)CH2COOH · 2H2O

  • Molecular Weight 404.45

  •  EC Number 217-895-0

Purchase

Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Biochemicals and Reagents, Chelators,
grade   puriss. p.a.
assay   ≥99.0% (KT)
pH   4-5 (25 °C, 50 mg/mL in H2O)
mp   255-280 °C (dec.)(lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤200 mg/kg
cation traces   Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤1000 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

Description

Application

Used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory Tract
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
2
Protocols & Articles
Peer-Reviewed Papers
15

References

Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?