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:

Item 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), %  5.0 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  1.34-1.44 1.24-1.34
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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