HS-315 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium

CAS No.:  1429-50-1
Alias: EDTMPS 
Molecular Formula  C6H15O12N2P4Na5               
Molecular Weight: 612.13
Structural Formula:

Properties & Use
EDTMPS is cathodic corrosion inhibitor; it is miscible with water, non-toxic, has good chemical and thermal stability. 
EDTMPS is used as corrosion and scale inhibitor for circulation water system and boiler water.

Specifications Conform to HG/T 3538-200

Item

 

Details

Appearance

 

yellowish brown transparent liquid

Active ingredient (EDTMPS) %

30.0

Organic phosphorus (PO43-) %

10.0

Phosphorous acid (PO33-) %

5.0

Phosphoric acid (PO43-) %

1.0

pH-value (1% aqueous solution)

 

9.5-10.5

Density (20℃) g/cm3

1.25

Chloride (Cl-) %

3.0

Packing & Storage
EDTMPS In plastic drum, 25kg/drum or upon users' demand. Stored in cool place indoors, shelf life is 10 months.

Safety Protection
Avoid contact with skin and eyes; wash with plenty of water.

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