| Abbreviation: | EDTMPA |
| Product code: | NST1700 |
| Supplier: | NASTA Trading GmbH |
| Molecular Formula: | C6H15N2O12P4Na5 |
| Commercial Form: | Aqueous Solution |
| MolecularWeight: | 546 |
| Chemical Name: | Sodium salt of ethylenediamine tetra(methylene phosphonic acid) |
| CAS Number: | 7651-99-2 |
| EC Number: | 231-615-4 |
| Recommended Uses: | Detergents, peroxide bleach stabilization, I & I Cleaners, Geothermal, oil field, cement hardening retardation. |
Characteristics |
Limits |
| Appearance | Pale yellow liquid |
| Active Acid % | 24.0 �26.0 |
| Active Salt % | 30.0 �32.6 |
| Chloride as Cl (%w/w) | 5.0 maximum |
| Iron content (Fe ppm) | 20.0 maximum |
| pH (1% Solution) | 6.0 �8.0 |
| Specific Gravity at 20/20°C | 1.25 minimum |