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70072 Sigma-Aldrich

Ethylenediaminetetraacetic acid tripotassium salt dihydrate

puriss. p.a., ≥99.0% (KT)

Synonym: EDTA tripotassium salt, Edathamil, Tripotassium ethylenediaminetetraacetate dihydrate

  • CAS Number 65501-24-8

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

  • Molecular Weight 442.54

  •  Beilstein Registry Number 6762497

  •  MDL number MFCD00149672

  •  PubChem Substance ID 57652240

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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, E-H, Puriss p.a., Puriss p.a. More...
InChI Key   MAPFUJCWRWFQIY-UHFFFAOYSA-K
grade   puriss. p.a.
assay   ≥99.0% (KT)
mp   182 °C (dec.)(lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤500 mg/kg
cation traces   Ca: ≤20 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: ≤3000 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

Suggested Laboratory Gloves


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Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles
Peer-Reviewed Papers
15

References

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