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32869 Sigma-Aldrich

trans-1,2-Diaminocyclohexane-N,N,N′,N′-tetraacetic acid monohydrate

puriss. p.a., ACS reagent, for complexometry, ≥99.0% (KT)

Synonym: 1,2-Cyclohexanedinitrilotetraacetic acid, Chel-CD, DCTA

  • CAS Number 125572-95-4

  • Empirical Formula (Hill Notation) C14H22N2O8 · H2O

  • Molecular Weight 364.35

  •  Beilstein Registry Number 3222748

  •  EC Number 236-308-9

  •  MDL number MFCD00149243

  •  PubChem Substance ID 57648729

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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, C-D, Puriss p.a., Puriss p.a. More...
grade   ACS reagent
  for complexometry
InChI Key   VASZYFIKPKYGNC-DHTOPLTISA-N
grade   puriss. p.a.
assay   ≥99.0% (KT)
ign. residue   ≤0.1% (as SO4)
mp   213-216 °C(lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 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: ≤10 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

Description

Other Notes

Complexing agent; metal binding properties

Legal Information

Chel is a trademark of Ciba-Geigy AG

Price and Availability


Laboratory Gloves
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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