
HMDTMPA·K6 is soluble in water. It is a good scale inhibitor for calcium sulfate, suitable for use in high pH value and alkaline situations. HMDTMPA·K6 can be used for water treatment in boiler and RO membrane treatment.
38820-59-6 (X-6) 53473-28-2 (6-K)
C10H22N2O12P4K6
721

| Item | Index |
|---|---|
| Appearance | Colorless to yellowish transparent liquid |
| Active component (as acid), % | 21.2~24.6 |
| Active component (as salt), % | 31.0~36.0 |
| Chloride (as Cl–), % | 4.0 Max. |
| Total phosphoric acid (PO43-), % | 16.8 Min. |
| Phosphorous acid (as PO33-), % | 2.0 Max. |
| pH (1% water solution) | 6.0~8.0 |
| Density (20°C), g/cm3 | 1.21~1.31 |
| Fe, mg/L | 35 Max. |
200L plastic drum, IBC (1000L), as customers’ requirement.

Storage for ten months in a shady room and dry place.
HDTMP hexapotassium salt; hexamethylenediamine tetra(methylene phosphonic acid) hexapotassium salt; K6HDTMP; Hexapotassium salt(HDTMP); Potassium Salt of HexaMethyleneDiamineTetra (MethylenePhosphonic Acid); Hexapotassium Salt; HMDTMPA.Kx.