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72560 Sigma-Aldrich

Nitrilotriacetic acid

ACS reagent, ≥99.0%

Synonym: N,N-Bis(carboxymethyl)glycine, NTA, Tris(carboxymethyl)amine

  • CAS Number 139-13-9

  • Linear Formula N(CH2COOH)3

  • Molecular Weight 191.14

  •  Beilstein Registry Number 1710776

  •  EC Number 205-355-7

  •  MDL number MFCD00004287

  •  PubChem Substance ID 57652425

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Properties

Related Categories Acids, Acids & Bases, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography,
grade   ACS reagent
InChI Key   MGFYIUFZLHCRTH-UHFFFAOYSA-N
assay   ≥99.0% (T)
  ≥99.0%
ign. residue   ≤0.1% (as SO4)
loss   ≤0.1% loss on drying
mp   245 °C (dec.)(lit.)
anion traces   chloride (Cl-): ≤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: ≤7 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤500 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

Description

Application

An excellent chelating agent.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
2
RTECS 
AJ0175000
Flash Point(F) 
212 °F
Flash Point(C) 
100 °C
Protocols & Articles

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Peer-Reviewed Papers
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