Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid - 03779
Code: 03779
Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid
for complexometry, ≥98.0% (T)
EGTA; Egtazic acid; Ethylene-bis(oxyethylenenitrilo)tetraacetic acid; Glycol ether diamine tetraacetic acid
≥98.0%, for complexometry
CAS Number: 67-42-5Linear Formula: C14H24N2O10
Molar Mass: 380.35 g/mol
Beilstein Registry Number: 1717370
EC Number: 200-651-2
MDL Number: MFCD00004291
| Property |
Value |
| Assay (complexometric) |
97.0 - 101.0 % |
| Assay (alkalimetric) |
98.0 - 102.0 % |
| Loss on drying (105°C) |
max. 2.0 % |
| Colour of the solution |
complying |
| Clearness of the solution |
complying |
| Sulfated ash |
max. 0.1 % |
| Calcium (Ca) |
max. 10 ppm |
| Cadmium (Cd) |
max. 5 ppm |
| Cobalt (Co) |
max. 5 ppm |
| Chromium (Cr) |
max. 5 ppm |
| Copper (Cu) |
max. 5 ppm |
| Iron (Fe) |
max. 5 ppm |
| Potassium (K) |
max. 50 ppm |
| Magnesium (Mg) |
max. 5 ppm |
| Manganese (Mn) |
max. 5 ppm |
| Sodium (Na) |
max. 200 ppm |
| Nickel (Ni) |
max. 5 ppm |
| Lead (Pb) |
max. 5 ppm |
| Zinc (Zn) |
max. 5 ppm |
| Total S (as SO4) |
max. 400 ppm |
| Property |
Value |
| Ignition Residue |
≤0.1% (as SO4) |
| Freezing point |
241 - 250 °C |
