Molecular Formula: C9H21O15N3P5Na7
CAS No. 68155-78-2 (7-Na)
Alias: DTPMP•Na7
Molecular weight: 727
Structural Formula:
HEPTA Sodium Salt of Diethylene Triamine Penta Methylene Phosphonic Acid DTPMP • Na7
Properties & Use
DTPMP•Na7 is a scale inhibitor, for barium sulphate in particular and a chelating agent.DTPMP•Na7can be used as stabilizer for peroxide bleaching, detergent auxiliaries, in industrial & municipal cleaning water, terrestrial heat water, oilfield water, etc.
Specification:
| Items | Index |
| Appearance | Umber transparent liquid |
| Active content (DTPMPA)% > | 31.5-33.5 | 24.0-26.0 |
| Active content (DTPMP•Na7)% | 40.0-42.5 | 30.5-33.0 |
| Total phosphoric acid(PO43-)% | 25.9-27.9 | 19.7-21.7 |
| Chloride ( as Cl-) % | 5.0max | 5.0max |
| Fe,mg/L | 20max | 20max |
| PH(1% water solution) | 7.0-9.0 | 7.0-9.0 |
| PH(as it) | 6.0-8.0 | HEPTA Sodium Salt of Diethylene Triamine Penta Methylene Phosphonic Acid DTPMP Na7
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