Basic Information

Other Names: DiSodium Salt Of Diethylene Triamine Penta (Methylene Phosphonic Acid)                

Molecular Formula:  C9H28-XO15N3 P5Na2

CAS NO.: 22042-96-2

EINECS NO.: 244-751-4

Purity: 45% min.

Physicochemical Properties

1.Appearence: Dark red brown liquid

2.PH : 2.0-3.0  (10g/l @25℃)

3.Flash point::Non flammable aqueous solution

4.Specific gravity: 1,37 - 1,47

5.Partition coefficient n-: 3,5 @ 20

6.Freezing point: -20

7.Water solubility: completely miscible

Technical Specifications

Name of IndexIndex
AppearanceDark red brown liquid
Active component (as DTPMPA)%45.0-49.0
Total Phosphorus (as PO43-)%38.0-40.0
Chloride (as CL-) % ≤5.0
Fe(as Fe2+) ppm    20
PH (1% solution)2.0-3.0
Density (20℃) g/cm31.37-1.47

Packaging Types

    Normally in 30kg or 250kg plastic drum, can be determined by clients .


DTPMP · Na2 is formed with different forms of DTPMP sodium salt, DTPMP·Na2 can be used as scale inhibitor, efficient chelating agents, excellent BaSO4 scale inhibitors, widely used in cooling water reatment, peroxide bleaching stabilizer, washing help agent, municipal industrial clean water, ground water treatment, oil field scale.

Transport Information

Storage: Storage for ten months in room shady place.