HEDTA
A chelating agent with similar efficacy to EDTA. However, it is particularly useful in controlling, iron. It can also be used to complex magnesium at low pH (below 6).
| STRUCTURE AND CHEMICAL NAME |
METACLAW |
CHEMICAL
FORM |
PHYSICAL
FORM |
MOLECULAR
MASS |
DENSITY
(approx.) |
TYPICAL
pH VALUE |
CHELATION EQUIVALENTS
(WEIGHT PARTS CHELATE TO ONE WEIGHT PART METAL) |
| Ca |
Fe |
Mg |
Hydroxyethylethylenediaminetriacetic acid;
HEDTA-H3
|
H-40 |
HEDTA-Na3 |
Liquid |
344.2 |
1280 |
11.5 |
10.0 |
7.2 |
16.5 |
| H-86 |
HEDTA-Na3 |
Micro-granular |
344.2 |
600 |
11 |
20.2 |
14.5 |
33.3 |
|
