Properties:

DTPMP·Na7 the hepta sodium salt of diethylene triamine penta methylene phosphonic acid.  DTPMP·Na7  is a scale inhibitor, for barium sulfate in particular and a chelating agent.

CAS No.:

68155-78-2

Molecular Formula:

C9H21O15N3P5Na7

Molecular Weight:

727

Structure Formula:

DTPMP Na7 structure formula

Specifications:

ItemIndex
AppearanceUmber transparent liquid
 Active content (DTPMPA), % 31.5-33.5 24.0-26.0
Active content (DTPMP·Na7), % 40.0-42.530.5-33.0
Total phosphoric acid (PO43-), % 25.9-27.9 19.7-21.7
Chloride (as Cl), % 5.0 Max. 5.0 Max.
pH Value (1% water solution) 7.0-9.0 7.0-9.0
pH Value (as it) 6.0-8.0 6.0-8.0
Density (20℃), g/cm3 1.34-1.441.24-1.34
Fe, mg/L 20 Max. 20 Max.

Uses:

DTPMP·Na7 can be used as a stabilizer for peroxide bleaching, detergent auxiliaries, industrial & municipal cleaning water, terrestrial heat water, oilfield water, etc.

Packing and Storage:

200L plastic drum, IBC(1000L), customers’ requirement. Storage for ten months in shady room and dry place.

Safety Protection:

Avoid contact with eyes and skin. Once contacted, flush with water.

Synonyms:

DTPMP heptasaodium salt, Diethylenetriamine pentamethylphosphonate heptosan.

Note:

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