EDTMP
Ethylendiamine-tetra(methylene
phosphonic acid)
| Cublen |
E 3115 |
E 3016 |
E
34135 P |
| Chem.
Identity |
Na5-salt |
Na6-salt |
Ca-Na-salt |
| Abbreviation |
Na5EDTMP |
Na6EDTMP |
Ca/Na-EDTMP |
| CAS-No.
EINECS-No. |
7651-99-2
231-791-2 |
15142-96-8
239-204-1 |
85480-89-3
287-370-9 |
| Appearance |
yellow
clear liquid |
off
white granules |
Active substance
(calculated as acid) |
25 % |
23 % |
34 % |
Active substance
(calculated as salt) |
31 % |
30 % |
55 % |
| Density (g/cm³)
@ 20°C |
1.35 |
1.40 |
0.80 (bulk
density) |
| pH (1%) @
20°C |
7 - 8 |
10 |
12 |
Functional
properties
| Inhibition
of CaCO3 precipitation |
good |
| Inhibition
of CaSO4 precipitation |
very good |
| Sequestration
of metal ions |
excellent |
| Corrosion
inhibition on unalloyed steel |
good |
| Recommended
applications
-
detergents,
cleaning agents and disinfectants
-
sequestration
of metal ions
-
stabilization
of peroxide bleaching baths
-
setting
retarder, deflocculation agent and
liquifier for ceramic slurries and concrete
-
corrosion
and scaling inhibitor in oilfield water treatment
|
|
