• USA Home
  • 72559 - Nitrilotriacetic acid

EMAIL THIS PAGE TO A FRIEND
72559 Sigma

Nitrilotriacetic acid

BioUltra, ≥99.0% (T)

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 57652424

Purchase

Properties

Related Categories Biochemicals and Reagents, Chelators More...
InChI Key   MGFYIUFZLHCRTH-UHFFFAOYSA-N
product line   BioUltra
assay   ≥99.0% (T)
impurities   insoluble matter, passes filter test
ign. residue   ≤0.05%
loss   ≤0.1% loss on drying, 110 °C
mp   245 °C (dec.)(lit.)
solubility   0.1 M NaOH: soluble0.1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤100 mg/kg
cation traces   Al: ≤20 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤500 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   0.1 M in 1 M NaOH
UV absorption   λ: 260 nm Amax: 1.5
  λ: 280 nm Amax: 0.05

Description

Application

An excellent chelating agent.

Other Notes

Chelating agent; As Pb2+ buffer, preparation and properties; In a mixture of Ca2+-buffering ligands; Encapsulation of radioactive metal ions in liposomes; Compilation and critical evaluation by IUPAC of published data on stability constants of NTA complexes in solution.

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

Documents

Certificate of Analysis

Protocols & Articles

Related Content

Carcinogen Selector - Reproductive System - Urinary Bladder

From our library of Related Content, Sigma-Aldrich presents Carcinogen Selector - Reproductive System - Urinary Bladder
Keywords: Cancer, Carcinogens, Respiratory

Carcinogen Selector - Urinary System - Kidney

From our library of Related Content, Sigma-Aldrich presents Carcinogen Selector - Urinary System - Kidney
Keywords: Cancer, Carcinogens, Respiratory

Carcinogen Selector - Urinary System

From our library of Related Content, Sigma-Aldrich presents Carcinogen Selector - Urinary System
Keywords: Cancer, Carcinogens, Respiratory

Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
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?